kelvin

This page lists questions and answers that were posted by visitors named kelvin.

Questions

The following questions were asked by visitors named kelvin.

how are electronic devices used to process information?

how are electronic devices used to process information? come on i'd rather be doing other things pleaseeee answer this question! its easy for all you A students

17 years ago

A fireman stood on the mioddle step of a ladder, shooting water into a burning building . As the smoke lessened, he climbed up three steps and continued his work. the fire got worse,so he had to go down five steps. Later he climbed up the last six steps a...

15 years ago

The gym is sponsoring a basketball elimination tournament with 16 teams entered. Winner play winners until only one team is left. What is the total number of games that must be played?

15 years ago

Mrs. Cason gives her class a spelling quiz every Monday,and a history quiz every third Monday . Sally smarty is in Mrs. Carson's class. She received a grade of 100% on all three quizzes today. How long will it be before she again has to take all three qui...

15 years ago

Mrs. Cason gives her class a spelling quiz every Monday, a math quiz every other Monday and a history quiz every third Monday . Sally smarty is in Mrs. Carson's class. She received a grade of 100% on all three quizzes today. How long will it be before she...

15 years ago

3. Consumer spending on durables falls, draw a graph to analyze the effects of this change in real interset. 4. The Canadian demand for Mexican Pesos is downward sloping and supply of pesos is upward sloping. Assume a system of flexible exchange rate betw...

15 years ago

a pizza has a radius of 9inches. the pizza is divided into sections. one of the section has a central angle with a measure of 60 degrees wat is da area of this section of pizza? what happens to the area of the sector if u double the central angel? how muc...

14 years ago

2logy=log2+logx

14 years ago

Which type of graph is best suited for displaying the number of hours spent studying by students in different age ranges?

13 years ago

If methane at a pressure of 3.2 atm and at 21 °C is introduced into a container, the gas be heated to ______°C to increase the pressure to 12 atm.

12 years ago

After 273 m3 of ethylene oxide is formed at 748 kPa and 525 K, the gas is cooled at constant volume to 293 K.The new pressure is _____kPa

12 years ago

if the shortest lenght of the tube for resonance is 0.1m and next resonanc length is 0.35m what is the frequency of the vibration.

12 years ago

if a load 1kg streches a cordby 1.2cm.what is the force constantof the cord?

10 years ago

5gal 1qt - 2qt 1pt= _gal _qt _pt

10 years ago

find the arc length of the curve y = lnx for x = 1 to x = square root of 8

10 years ago

Express the value of time in s.I units 2hours 35 seconds I tried multiplying but gave me wrong answers and objectives are 7200 3600 9300 2100

9 years ago

a car reduced it's velocity uniformly from 21m/s to14m/s in 10seconds (A) find the retardation (B) the distance cover in this time

9 years ago

find the area of the cone cut from its vertices to make half of it with radius 14 cm and slant height 20 cm see the figure below

9 years ago

A can finish a work in 24 days , B in 9 days and C in 12 days. B and C start the work but are forced to leave after 3 days.The remaining work was done by A in ? any idea please i used work rate concept but i did not reach to the answer

9 years ago

if a cone is cut through the centre where it makes perpendicular to the vertex.what will be the surface area of the obtained half the cone

9 years ago

if the ratio of interior angle of triangle are 4:11:3.Find the greater angle.* i am confused about the word greater does the question need the angle with 11 ratio or 4 ratio?

9 years ago

salima's current age is half that of her uncle.9 years ago the age of salima was 1/3 the current age of her uncle. Find the current age of Salima

9 years ago

Two boys,John and Jackson are running at different speeds of 30 km/hr and 18 km/hr and in opposite directions are 10 km apart.If they both start running at exactly 11:50 pm,at what time will John pass Jackson?Anyone to help

9 years ago

find the square root of √625. #any idea please

9 years ago

the radius of semi circle is 30 cm.Find its circumference Note:what formula can i use (pie*r + 2r) or (pie*r + r)

9 years ago

Ali puts sh 5000 for 1 year and Alex puts sh 8000 for 9 months to start a business.They shared their profit at the end of the year.Ally share comes to sh 2000.What will be Alex's share? please I need your help*

9 years ago

James paid Tsh 10000 to buy the following items: 4.5 kg@600/=,2kg@1200/= and tomatoes 3kg by 1500/=.How much did he remain?#any one to help me please *

9 years ago

Write in italic numeral 1959.+any one to help me***

9 years ago

Write in italic numeral 1959. #any one to help me please***

9 years ago

write 1459 into italics numeral. please anyone to help me I stuck whether the italic is the same as roman number and my teacher repeat the same question twice

9 years ago

A cylindrical tank of diameter 4m contains water to a height of 3 m.What area of the surface is wet? any idea please

9 years ago

Greetings telegram on special code:50cts Ordinary telegram costs sh 3 for 10 words ,each extra word at 30 ct. Find the cost of the following telegram. CHARLES MUSHI BOX 123 MUSHI WISHING YOU A MERRY CHRISTMAS PETER JOHN. #how can i arrive to the answer,i...

9 years ago

what is the value of 2 in 26.325.#any one can answer this#

9 years ago

what is the value of 2 in 36.325.#any one can answer this#

9 years ago

Gillian did not attend to school from 17th january 2012 to 4th february 2012.How many days did Gillian miss the school?please anyone to solve it and show clear solution

9 years ago

if the total surface area of a pipe is 396 cm^2 and its height is 14 cm.find the diameter of the pipe.any one to help me please

9 years ago

find the next number in the following sequence 110,98,87,71,___ please i need someone to give an answer

9 years ago

Marium travels a distance of 8 km everday to and from the school.What is the total distance will she travel for 40 days? i need a help please

9 years ago

The average age of 24 pupils is 15 years while the average age of 16 pupils is 14 years.What is average age of 40 pupils in a class?please i need anyone to help me

9 years ago

A plane leaves an airport x,20-60E and 36-80N and flies due south along the same longitude for 8hours at the rate of 1000km/h to another airport Y,20-60E and titaS.the plane then flies west to another airport Z for 8hours at the same speed. Calculate to t...

9 years ago

Fupi used 0.2 of his salary,sh 32,800 per month for school fees,quarter of the remained amount,he deposited at the bank and the rest amount used for other expenses.How much were used for other expenses?please anyone one to help me with the solution

9 years ago

Ten years ago the age of Mukajange was one over five of that of his father then.Five years to come the age of Mukajange will be a half of that of his father.Find the present age of Mukajange.#####Please any one to help me

9 years ago

Mabatini primary school sold to a nearby school a third of her sacks of beans harvested last year,and used one over four of the remaining for food.If the remaining sacks were sold to the pupils at the price of 8000 shillings each,and thus giving the total...

9 years ago

Joseph deposited a certain amount of money.He earned one over nine of its principal at the number of years equal to the rate provided.Find the interest rate provided.**i need your help guys+++

8 years ago

When the rate of interest in the bank is increased from 5% to 6% per annum,Gerald deposits Tsh 12,000 more into his account.If annum interest now received by him is Tsh 1100 more than that before,find his original deposit.**please anyone to help me with t...

8 years ago

A sample of H2(g) expands adiabatically and reversibly from a state 1 where p1 = 200000Pa,V1 = 0.002m3 and T1 = 300K to a state 2 where V2 = 0.004m3.Assume the gas to behave as an ideal gas calculate the final temperature and its pressure.Use the constant...

8 years ago

If vector a + vector b + vector c = 0.and magnitude of a = 3,magitude of b = 5 and magnitude of c = 7.Find the angle between a and b?please anyone to help me i have exam tomorrow

8 years ago

a boy spends 3/8 of his money on food and 2/5 of the remainder on books, and had $15.how much did he have

8 years ago

some have more than 100 some none but matiangi has two

8 years ago

out of 320 students at a university,190 taking math,235 taking chemistry and 120 taking physics.125 are taking both chemistry and math,95 taking both chemistry AND PHYSIC,55 TAKING BOTH MATH AND PHYSICS.HOW MANY ARE TAKING ALL THE THREE SUBJECTS

8 years ago

A woman deposited Tsh 480000 in CRBD which charges an interest of 15% per annum.How much did she get after six months?# anyone to help me plz#

8 years ago

Find the cost of buying 4 dozen of exercise books at sh 6000 per dozen,a half dozen of pencil at sh 2050 per dozen,5 dozen rulers at sh 3600 per dozen #i need anyone to help me please# and in case someone know where i can get such the questions,i am kindl...

8 years ago

Dallas was given a discount of 10 percent of the following items: 1/1/4 cartons of exercise books @ sh 42000 per cartons,ten cartons of pens sh 22000 each.How much did he pay all together after the discount of 10 percent? *I need anyone to help me please*...

8 years ago

Find the cost of buying 4 dozen of exercise books at sh 6000 per dozen,a half dozen of pencil at sh 2050 per dozen,5 dozen rulers at sh 3600 per dozen #i need anyone to help me please# and in case someone has such type of questions,i am kindly need for pr...

8 years ago

write zero in roman numeral.

8 years ago

A cow is tied with a rope of length 14 m at the corner of rectangular field measured 20 m by 16 m. Find the area of the field in which the cow can graze. #anyone to help me with proper and systematic step by step solution

8 years ago

I need anyone to help me please# Cecilia travelled a distance of 24 km at a speed of 18 km per hour. She rested for 30 minutes and then she complete the remaining 6 km at a speed of 20 km per hour. How much time did she use to cover this distance.

8 years ago

Find the ratio of LCM to GCF of 9,18 and 52 #anyone to help me please

8 years ago

1A56B is a five digit number. When 1A56B is divided by 36 the remainder is 23. How many possible value can A take? #anyone to help me out

8 years ago

i need your help guys #A fruit vendor bought 600 apples for $ 4800. He spent $ 400 on transportation. How much should he sell each to get a profit of $ 1000?

8 years ago

Find the difference between the sum of even numbers between 100 and 110 and the product of prime numbers between 20 and 30. #anyone to help me out

8 years ago

9 men dig a farm for 5 days.How many days will 6 men take into finish the same farm?

8 years ago

find the next number in the following sequence; 3,5,7,11,_ #anyone to help me plz #

8 years ago

Asha deposited sh. 280,000 into the bank.After 4 years her savings reached sh. 386,400.Find the amount of interest per year paid by the bank. #Please i need your help guys #

8 years ago

16 persons need 56 kg of rice in 1 week. How much rice will be needed by 24 persons in four weeks? ^please anyone over here ryt now may you help me to arrive to the final answe^

8 years ago

How many minutes are there between 11:40 night and 8:10 morning? please help me out

8 years ago

16 persons need 56 kg of rice in 1 week. How much rice will be needed by 24 persons in four weeks? ^please anyone over here ryt now may you help me to arrive to the final answer^ 24×(56/16)× 4 math - kelvin today at 2:22pm i had the this idea but i shocke...

8 years ago

find the next number in the following sequence; 1/2,2/3,3/5,5/8, _ *please i need your assistance guys for this question* My idea is as follows denominator part for the given fraction =1+2 =3 then 2+3 =5, 3+5=8,therefore the next denominator part = 5+8 =1...

8 years ago

The three co-ordinates of a rectangle are A(3,-4), B(-1,4), C(4,2).Find the fourth co-ordinate #Plz guyz may you help me out this question

8 years ago

The three co-ordinates of a rectangle are A(3,-4), B(-1,4), C(4,2).Find the fourth co-ordinate #Plz guyz may you help me out this question I tried to work with graph paper but i did not get the solution

8 years ago

If a trapezium was drawn such that it has got two right angled triangles,why the area of that trapezium will differ if someone is considering the areas of two right angled triangles lastly he/she add to obtain the total areas from the one who will use the...

8 years ago

Ali rode a bicycle from town A to town C through town B as follows.He rode from A to B a distance of 45 km in 3 hours and then rested for 1hr and 1/2 hr.From B he rode to C a distance of 20 km in 1hr and 1/2 hr. Find the average speed riding #Please guys...

8 years ago

The distance between two towns P and Q is 390 km. John left town P at 7:30 am and travelled towards town Q at an average speed of 60 km/hr. Half an hour later Patrick left town Q and travelled towards town P at the same speed. At what time did they meet?...

8 years ago

Three people can wash clothes in 1/3 hrs, 1/4 hrs and 1/4 hrs. If they started together at 8:30 am, at what time will they finish this work together? *Please anyone to help me out this question*

8 years ago

Three subjects Geography, Science and English in the library are in the ratio of 5:7:8 which they had increased by 20%,40% and 50%. Find the ratio of increased books # Please guys can you assist me this question#

8 years ago

A bus fare from Arusha to Dar es salaam is sh. 12,000. If the bus goes two trips carrying 7 passengers, how much will be collected after completing those trips? #Please guys anyone to help me this question i need to attend the test#

8 years ago

The books for Mathematics, Geography and Science in a school are in the ratio 5:7:8. There is a proposal to increase these books by 40%, 50% and 75% respectively. What will be the ratio of the increased books? #Please anyone who can help me out with the c...

7 years ago

Explain the factors that affect the intensities of absorption in IR spectroscopy. #Please anyone to help me with explanation i have to attend test by tomorrow help me out.

7 years ago

If the difference between 21 and k is 48. Find the value of K #Please anyone to help me this question# Can the value of K be -27.

7 years ago

The age of Mwenda is 3/5 of that of his sister.If 20 years ago the age of Mwenda was 2/5 of that of his sister then. Find the present age of Mwend. #Please guys help me this question#

7 years ago

If I will be given a loan of sh. 500000 and required to pay a monthly interest of 5%. How much will I pay after 8 months? #Please i need your help guyz#

7 years ago

#Please guy i need your help over this question how to do it. Mrs Ally went to the market with sh.10,000 to buy the following items; 5 kg of rice @ sh. 600, 2 kg of meat @ sh. 2000, 2 heaps of onions @ sh. 150, 2 kg of sardines @ sh.700 and bus fare sh. 3...

7 years ago

Guys help me this question. four yrs ago, Katie was twice as old as Anne was then. In 6 yrs, Anne will be the same age that Katie is now.How old is each now

7 years ago

Please anyone to help me# Write the following time using roman numerals. a. 5:40 am b. 6:00 pm

7 years ago

#Anyone to help me this question# If 6 men can take 8 hours to complete a job for 5 days. How long will 4 men finish the job if they use 6 hours?

7 years ago

Mr. Ismail invested sh. 36,000 in the bank which gives an interest of 20% per year. After how long will he get sh. 43,200? #please people help me this question how to arrive to final answer. Also i need to know if sh. 43,200 is either the total amount of...

7 years ago

#Plz i need your help guys (the answer for this question)# If you deposit sh. 100,000 in a bank which gives 12% interest rate per year. How much will you earn after 1 year and 6 months?

7 years ago

#Plz i need your help guys (the answer for this question)# If you deposit sh. 100,000 in a bank which gives 12% interest rate per year. How much will you earn after 1 year and 6 months? Steve today at 5:42am That would be 100000 * .12 * 1.5 kelvin today a...

7 years ago

Plz i need your help how to solve and arrive to the answer# A richman wants to earn one million shillings in 10 years. What amount should he invest in the bank if the interest rate is 2.5% per year?

7 years ago

Guys please i need your help i am not getting the answer over the following questions. 1) Maria banked sh. 95,000 in her bank account. If the bank gives a simple interest of 17% per year, how much will she get after 3 years? 2) If Mollel got sh. 230,000 a...

7 years ago

How many plant should my uncle need to plant around his farm of a circular shape of a radius 140 m, If the distance between plants is 50cm? #Please guys i need your help#

7 years ago

Please guys i need your help tomorrow i have a test. *How many plant should my uncle need to plant around his farm of a circular shape of a radius 140 m, If the distance between plants is 50cm?

7 years ago

please people i need your help. *Equal squares as large as possible are drawn on a rectangular board measuring 50 cm by 70 cm. Find the size of the square.

7 years ago

Please i need a help also to this question Mwajuma needs 70% to receive a grade C in a certain subject.If the exam has 120 questions and each question carry one mark(1%), how many questions should she answer correctly?

7 years ago

please people i need your help. *Equal squares as large as possible are drawn on a rectangular board measuring 50 cm by 70 cm. Find the size of the square. Steve today at 8:18pm assuming you mean to cover the entire board, then since GCD(50,70)=10 The lar...

7 years ago

please i need your help guys. A rectangular cake measuring 120 cm by 72 cm is to be divided into square pieces of the same size and the largest size possible. What will be the measure of the side of each square and how many pieces will there be?

7 years ago

By what percentage is 1/40 greater than 1/50? #Please guys help me please this question.#

7 years ago

Answers

The following answers were posted by visitors named kelvin.

diction is the way the writer talks so if the author was writing a story about the south he'd use southern slang to make it more believeable

17 years ago

cillia

17 years ago

you say;4%/$3,000=$75,000 therefore 4% of $75,000=$3,000

14 years ago

i got 352 is that right

12 years ago

i got 831 i don't think this is right???

12 years ago

de rosunant in n3-m is 4

12 years ago

it is good from vist you to bat cook lol bad to you hoy mond gils round just nine give van bove

9 years ago

Psychology

9 years ago

muta is on the top of 500m cliff looking down at boat. what is the angle of depression of the boat from the top of cliff?

9 years ago

it will be 10 days or 10 hours @ reiny

9 years ago

please any concept or formula for the previous question,i stuck

9 years ago

so the water will not wet one of the base area of the cylinder since you said lateral area and the formula is 2*pie*r*h

9 years ago

The problem is on greeting telegram and ordinary telegram.there are 13 words so how can i apply the rate of charges

9 years ago

then you should add cost for first ten words plus cost for extra 3 words plus cost of greeting telegram code which is 50 ct??? 3 sh +3*30cts+50cts am I correct?

9 years ago

i thought the question require the total value which is 0.02

9 years ago

@Ms.Sue

9 years ago

tuesday because it will be second day after the two weeks

9 years ago

from x-y=0 then x=y.substitute into x-2y=6 it will be y-2y=6,which y= -6 and since x=y then x= -6

9 years ago

thank @ms sue help me out this one also............The average age of 24 pupils is 15 years while the average age of 16 pupils is 14 years.What is average age of 40 pupils in a class?

9 years ago

it comes 14.6 years do i suppose to write that answer or i should approximate to 15 years because there is no decimal or fraction years

9 years ago

may i assume 32,800 as the school fees that can be correct mr.Reiny?

9 years ago

To my side,i solved like this tell me whether i am correct or not........................ 0.2 of his salary is for school fees in which the school fees = 32,800.let the salary be y then, 0.2 × y=32,800 which gives the value of y as the salary =164,000.Qua...

9 years ago

kelvin

9 years ago

thanks for your solutions @steve and reiny

8 years ago

how about the time because from interest,I = prt

can you take 36000 + 480000 after that to fulfill the requirement of questions or it is wrong?? @Anonymous

8 years ago

ms sue thanks for the help in case of questions I searched but I didn't get any so if you have a website or any other sources of such questions may you inform me please

8 years ago

time taken = 10 am - 8 am = 2 hrs distance won't change so Distance = speed multiply time. 50 times 2 =100 km then time taken 100 divide by 40 = 2 hrs 30 min so from 8 am add 2hrs 30min =10:30 am

8 years ago

a car traveled to and back home for 2 hours.if the speed was maintained constant at 30 km per hr.Find the distance in which a car traveled? help me ms sue

8 years ago

ms sue i knew the prime numbers between that gaps are 23 and 29. The problem is the question in which it required to find the difference so which value will be subtracted from another

8 years ago

Why we should find for percent the interest while we have asked to find the amount of interest please can you explain to me which word imply the required is percentage interest

8 years ago

12 ÷ 3/4= 12× 4/3= 16 pieces of cloth can be cut

8 years ago

i had the same idea but i shocked when i saw the answer so if there is another idea plz help me out The answer from the book is 280 kg

8 years ago

how if a peson will start to count from 8:10 morning to 11:40 night

8 years ago

i use the graph paper but i did not make it

8 years ago

may you direct me how to bring the figure here

8 years ago

Mr. Davis wants to buy some oranges. He visits a local grocery store and finds that 6 oranges cost $2. Write an equation that represents the relationship between the number of oranges, n , and their total cost, c . Express the rate of change in simplest f...

8 years ago

Probably it is like this First find out the number of male out of total in adult which is 3/7 times 5. Then number of men is 15/7 Last c:m = 2:15/7 Simplify it result into 14:15

7 years ago

Do the word "then" in sentence has no effect because then it means now i think on equation 2 how will it be or is like the way which you solved

7 years ago

how about bus fare,is it multiply by 1 or 2

7 years ago

Why should i multiply by 2 while the question state it is per journey please any more clarification.

7 years ago

Since the temperature is high if it hot and after those 2 hours temperature was colder by 3 °C then 21 - 3 = 18°C at that time

7 years ago

Thanks guys but how if a person just write VI pm for part b.

7 years ago

This approach gives the answer in fraction, but the answer from book is 1 year.

7 years ago

Why is it calculated for interest and there is no place indicating it is an interest?

7 years ago

How about this question? *A richman wants to earn one million shillings in 10 years. What amount should he invest in the bank if the interest rate is 2.5% per year?

7 years ago

The question required the number of plants around the shape and not the number of plants occupied in whole circular shape

7 years ago

And what is the minimum number of squares can be drawn on a rectangular board. Do you mean 10 cm or there is no unit?

7 years ago

the answer is 70% then can you explain to me please.

7 years ago

I THINK TO MULTIPLY

7 years ago

And what is the minimum number of squares can be drawn on a rectangular board?

7 years ago

Area of the board = 3500 cm square and area of the square which has to be drawn on the board = 100 cm square.

7 years ago

According to the question, is sh.32,8000 stated as salary or the amount of money paid as school fees? I stucked there please help me

7 years ago

math posted by kelvin yesterday at 1:06am Fupi used 0.2 of his salary,sh 32,800 per month for school fees,quarter of the remained amount,he deposited at the bank and the rest amount used for other expenses.How much was used for other expenses? #Please guy...

7 years ago

d - 2 = n ............ (i) the first sentence (d-2)/d If 1 1/2 is added it becomes the reversed thus the denominator is 2 less than the numerator (d - 2)/d + 1 1/2 = (d + 2)/d Solving the equation d = 3 and n = 1 which is 1/3

7 years ago

a^2 + b^2 = c^2 (pythagorus theorem) Since diagonals of rhombus bisect perpendicular Then 3^ + 4^2 = c^2 but c = L L = 5 cm

7 years ago

What volume of glycerine c3h8 of density 1.26g/cm should be taken to obtain 2.5mol of glycerin?

6 years ago

first term and larst term of a geometric progression is 42.if the forth term is greater than the second term by 168, find the first term.the forth term

6 years ago

i like the explanation

6 years ago

at the point which is twice the focal length of the lens of the camera

5 years ago