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Questions Asked on March 18, 2017

A motorboat covers the distance from one pier to the other pier in 4 hours and the way back in 5 hours. What is the speed of the
1. 65 answers
2. asked by annie
3. 10,215 views
The linear magnification produced by a spherical mirror is -1.Analysing this value state the type of the mirror and position of
1. 3 answers
2. asked by Snem
3. 2,457 views
10. Rewrite 2tan 23° / 1 - tan223° as a single function of an angle.I'd appreciate it if someone could help me out with this
1. 1 answer
2. asked by Miles
3. 1,403 views
Surface area of a square pyramid11in 13in and 9in 11 height 13 side? 9 base edge I keep getting the wrong answer its not 328.62
1. 1 answer
2. asked by Sally
3. 731 views
Sorry for posting twiceI have to round 7276.74 by two decimal places but I keep getting it wrong...
1. 9 answers
2. asked by Sally
3. 505 views
The sum of two numbers is equal to 63 and their difference is equal to 12. Find the numbers.
1. 1 answer
2. asked by annie
3. 1,832 views
Two shelves contain 55 books. If half of the books from the second shelf were relocated to the first shelf, then the first shelf
1. 2 answers
2. asked by annie
3. 4,815 views
I am confused by the following and need some helpYou want to find the values for the equation ŷi=a+bxi. What is the value of
1. 0 answers
2. asked by claire
3. 592 views
Calculate the pH of a buffer solution prepared by mixing equal volumes of 0.20 M NaHCO3 and0.10 M Na2CO3. (Ka = 4.3 x10-7)
1. 1 answer
2. asked by Anonymous
3. 1,017 views
An open water tank with a square base is to be made from a thin sheet of metal.find the length of the square base and the height
1. 2 answers
2. asked by J.
3. 2,776 views
Identify two factors that led to Hitler launching the Battle ofBritain. A.the surrender of France, B.an American policy of
1. 5 answers
2. asked by Evan
3. 3,653 views
Compare lunar and solar eclipses and answer the following questions: How does a lunar eclipse happen? How does a solar eclipse
1. 11 answers
2. asked by Help I need somebody not just anybody
3. 5,548 views
Surface area of a square pyramid11in 13in and 9in 11 height 13 slant height 9 base edge I keep getting the wrong answer its not
1. 1 answer
2. asked by Sally
3. 865 views
A real estate manages 80 apartment units. When the rent of each unit is $180 per month, all units are occupied. However, for
1. 2 answers
2. asked by Monica
3. 622 views
If 70 is added to a number the result is 40 less than 3 times the number find the number
1. 1 answer
2. asked by Caleb
3. 427 views
A car today costs $32000. Assume that the average annual rate of growth per year was 5.83% over the last 45 years to answer the
1. 1 answer
2. asked by Tyreice
3. 485 views
Professor Smith has invented a time machine and is going to travel back in time 15 years to buy his wife a diamond ring. The
1. 1 answer
2. asked by Tyreice
3. 477 views
A skateboarded decides to jump off a ramp. The path of the jump from the ramp can be approximated by:h = -3t^2 + 6t + 1 Where h
1. 1 answer
2. asked by Monica
3. 495 views
7m long flagstaff is fixed on tower standing on horizontal plain .Frm a point on the ground angle of elevation of top and bottom
1. 1 answer
2. asked by Anonymous
3. 739 views
Difference of two ninbers is 5 and difference of thier reciprocal is 1/10 find the numbers.Answer: X-Y=5 X=Y+5 1/X - 1/Y = 10
1. 3 answers
2. asked by Anonymous
3. 858 views
A bank advertises a savings account that earns 3% APR compounded daily.What is the "n" become for the compound interest formula?
1. 2 answers
2. asked by Tyreice
3. 449 views
Simplify 5!A.5 B.15 C.120 D.125
1. 3 answers
2. asked by Wally West
3. 2,889 views
peter is twice as old as paul was when peter was as old as paul is now. the combined ages of peter and paul is is 56 years. how
1. 1 answer
2. asked by roy
3. 1,712 views
Which of the following lines from a&p illustrates updikes use of conflictA. the whole store was like a pinball and I didn't know
1. 1 answer
2. asked by steve
3. 643 views
1. Why have the powers of the governor increased in modern times?
1. 1 answer
2. asked by liz
3. 374 views
Let the incircle of triangle $ABC$ be tangent to sides $\overline{BC}$, $\overline{AC}$, and $\overline{AB}$ at $D$, $E$, and
1. 4 answers
2. asked by Aaa
3. 1,202 views
Sophie borrowed $2000 at a simple interest rate of 15% for 3 years to repay the loan and has $900 in interest. If Sophie's
1. 2 answers
2. asked by Lara
3. 992 views
Consider the following matrix.A = 7, -5 -4, 3 Choose the correct description of A Find A^−1 if it exists. Answer either Choice
1. 1 answer
2. asked by Shelby
3. 1,146 views
1. Write about you and introduce yourself taking turns in groups.2. Write about yourself and introduce yourself taking turns in
1. 1 answer
2. asked by rfvv
3. 387 views
An aircraft factory manufactures airplane engines. The unit costC (the cost in dollars to make each airplane engine) depends on
1. 1 answer
2. asked by Shelby
3. 4,062 views
Consider a t distribution with 30 degrees of freedom. Compute P(t "greater than or equal to" -1.50). Round your answer to at
1. 0 answers
2. asked by Mariah
3. 879 views
A bank account was opened with a deposit of $2750 at an APR of 3.5% compounded one of the following ways. Find the amount in
1. 2 answers
2. asked by Tyreice
3. 681 views
A block of wood is in the form of cube whose edge is 3 metre how many rectangular pieces of size 30×20×15cm can be cut from
1. 3 answers
2. asked by Lalan
3. 473 views
A 60m long bridge has an opening in the middle and both sides open up to let boats pass underneath. The two parts of the bridge
1. 1 answer
2. asked by JEHSHDZ
3. 647 views
What is the concentration of H+in a solution of 0.2 M NaOH? i got [H+] = 5x10^-14, is this correct? all i did was [H+][OH-] = Kw
1. 1 answer
2. asked by Maria
3. 1,772 views
Two point charges q1=4uc& q2=9uc are placed 20cm apart.the electric field due to them will be zero on the line joining them at a
1. 4 answers
2. asked by Nosheen
3. 1,917 views
How many 0.75litre bottles of water will Jim fill from a 20litre bucket in order to empty the bucket?
1. 1 answer
2. asked by Maria kaleh
3. 466 views
Write a related addition sentence 26-24=2
1. 1 answer
2. asked by Amber
3. 393 views
In Asia and the Americans identify whether political, social, or economic interests were the main motivation for imperialist
1. 3 answers
2. asked by Kitty
3. 1,436 views
A ball is projected vertucally upward from ground with avelocity of 20m/s .How high willit go.a 5m b10m c15m d20m e25m correct
1. 1 answer
2. asked by Marvi
3. 359 views
A ball is projected vertucally upward from ground with avelocity of 20m/s .How high willit go.a 5m b10m c15m d20m e25m correct
1. 1 answer
2. asked by Zehara
3. 378 views
(p+(pq^2)^1/3+(p^2q)1/3)/p-q*(1-q1/3/p1/3)
1. 1 answer
2. asked by subheksha joshi
3. 285 views
£25 per month is invesed in a fund for a year and attract intrest of 10.5% compounded monthly. How much is the fund worth at
1. 1 answer
2. asked by faizan
3. 408 views
If two balls made of iron and aluminium of equal volumes are immersed in a liquid then will they experience equal up thrust?
1. 1 answer
2. asked by esthar
3. 471 views
While conducting the experiment to measure the weight of water displaced by the body precaution should be taken to immerse the
1. 2 answers
2. asked by seeyue
3. 478 views
Two Children,A and B, fire identical 10g ball bearing from a catapult. The elastic band of each catapult is elastically extended
1. 3 answers
2. asked by Sam
3. 3,525 views
The gene for red hair is recessive to the gene for black hair.What will be the hair colour of a child if he inherits a gene for
1. 6 answers
2. asked by Elsa tony
3. 1,181 views
A cargo ship can carry containers weighing up to 50,000 tonnes. If it costs £1 million to rent out the entire space on this
1. 1 answer
2. asked by sky
3. 566 views
Find the length of a side and the perimeters of a regular nine sidedpolygon with radius 5 units.
1. 1 answer
2. asked by Zinabu Nunusa
3. 689 views
Given below is a reaction2Mg+O2 = 2MgO Mass of magnesium oxide formed by buring 24g of magnesium in air is a.16g b.80g c.20g
1. 4 answers
2. asked by Rashi
3. 2,769 views
What is the probability of a question (mcq)you are writing now to get 1 Mark out of it.
1. 1 answer
2. asked by Sanjay
3. 386 views
according to the data in the merck index,if 1,0g of aspirin is dissolved in 100ml of water at 37,how much aspirin will
1. 2 answers
2. asked by peter
3. 2,156 views
A machine was purchased with money borrowed from the bank at a cost of k50000.00 which is expected to last for 6 years and
1. 0 answers
2. asked by Regina
3. 507 views
please explain this mcq- According to Euclid's division of Lemma, for a and 5 if a=5q+r is unique then r = ...... is not
1. 1 answer
2. asked by Sanjay
3. 708 views
RATE of diffusion must be expressed as number of particles moved per unit time. Write this as a word.Can you please teach me
1. 0 answers
2. asked by apple
3. 489 views
Calculate the tota bond energy of ethanol from this info:(C_C=347,C_H=414,H_O=464,C_O=360)kJmol-1.Thanks for responding
1. 2 answers
2. asked by Jonathan
3. 531 views
Amy, Betty and Clara went shopping together. Amy spent 20% more than Betty. Betty spent 25% more than Clara. If Amy spent $58
1. 1 answer
2. asked by Student at dq
3. 759 views
My brother gets paid £70 a week. If he owes me 1/2 of his salary . If he pays me 1/7 of what he owes me how much money will he
1. 1 answer
2. asked by Sky
3. 498 views
Determine the final temperature of water if 17.6 kJ of heat is added to 350 g of water initially at a temperature of 24.10 C.
1. 1 answer
2. asked by Anonomous
3. 705 views
The tires mary wants to buy for her car cost $200 per tire. A store is offering the following deal: Buy 3 tires et the 4th tire
1. 4 answers
2. asked by sai
3. 795 views
5N*2m=
1. 2 answers
2. asked by mita
3. 267 views
5. If a trig equation has one answer, how many answers will it have? (Provided you do not restrict the domain?)6. Why are the
1. 1 answer
2. asked by Meg
3. 631 views
Under the same condition temperature and pressure hydrogen diffuses 8 times as fast as gas y calculate the rmm of gas y the rmm
1. 3 answers
2. asked by Anonymous
3. 1,517 views
The tires mary wants to buy for her car cost $200 per tire. A store is offering the following deal: Buy 3 tires et the 4th tire
1. 1 answer
2. asked by sree
3. 1,641 views
If I work for 4/7 of a week, how many days off do I get in total over three weeks?
1. 1 answer
2. asked by audrey
3. 365 views
The general function P(t)= 640ekt is used to model a dying bird population, where Po = 640 is the initial population and t is
1. 2 answers
2. asked by Madison
3. 1,809 views
Find the third quartile Q3 of the list of 24 sorted values shown below.30 32 33 34 37 37 40 42 43 48 49 50 50 52 57 59 60 61 63
1. 1 answer
2. asked by Amiee
3. 893 views
2 lenses in contact of power 3D and -5D form a composite lens. An object is placed around a distance 50 cm from this composite
1. 2 answers
2. asked by Reet
3. 1,615 views
Two motorcycles of equal mass collide at a 90� intersection. If the momentum of motorcycleA is 450 kg km/h west and the momentum
1. 1 answer
2. asked by Sotha Bun
3. 671 views
1.Two motorcycles of equal mass collide at a 90 degree intersection. If the momentum of motorcycle A is 450 kg km/h west and the
1. 2 answers
2. asked by Sotha Bun
3. 781 views
2. Two pickup trucks crash at a 90 degree intersection. If the momentum of pickup A is4.60 x10^4 kg km/h north and the momentum
1. 2 answers
2. asked by Sotha Bun
3. 931 views
3. Two vehicles collide at a 90 degree intersection. If the momentum of vehicle A is6.10 x10^5 kg km/h south and the momentum of
1. 1 answer
2. asked by Sotha Bun
3. 909 views
4. Two vehicles of equal mass collide at a 90° degree intersection. If the momentum of vehicle A is 1.20x10^5 kg km/h east and
1. 2 answers
2. asked by Sotha Bun
3. 638 views
) An oil tanker’s engines have broken down, and the wind is blowing the tanker straight toward a reef at a constantspeed of
1. 1 answer
2. asked by omar
3. 2,853 views
I have read your article that Liane Beam Wansbrough produced, on the topic of cosmetic plastic surgery, and I am writing to
1. 1 answer
2. asked by ASAP
3. 554 views
mark is making gift bags for his friends. there are stickers in 1/4 of the gift bags. If mark makes 12 gift bags. how many wil
1. 1 answer
2. asked by Paul
3. 722 views
c) Now make up 500 mL of a 0.025M phosphate buffer using the 0.1M phosphate buffer. Show all your workings. The 0.1M is made of
1. 0 answers
2. asked by LQ
3. 614 views
I NEED MATH PASS QUESTION
1. 1 answer
2. asked by ENIOLA
3. 353 views
Mrs. Morton has a special reward system for her class. When all her students behave well, she rewards them by putting 333
1. 21 answers
2. asked by edwin
3. 11,646 views
Anyone know of any short poems during the period 1910s? It can be of any subject
1. 2 answers
2. asked by Acasia
3. 428 views
What is the probability of the question that you are answering To get 1Mark out of 1mark in that question.
1. 1 answer
2. asked by Sanjay
3. 353 views
Find the volume when the plane area bounded by y=-x^2-3x+6 and x+y-3=0 is revolved about (1) x=3 and (2) about y=oB. Find the
1. 3 answers
2. asked by archaeology khan
3. 2,068 views
The average debt for juniors exceeds the debt for sophomores by$ 458$458, and the average debt for seniors exceeds the debt
1. 1 answer
2. asked by Timmy
3. 627 views
Find the point of the parabola z= x^2+y^2 which is closest to the point (3 -6 4)B_ find the centroid of the first quare the area
1. 1 answer
2. asked by archaeology khan
3. 466 views
Anyone know 1920-1939 poems? I need at least 1 to do a project
1. 1 answer
2. asked by Acasia
3. 460 views
Consider a t distribution with 30 degrees of freedom. Compute P(t "greater than or equal to" -1.50). Round your answer to at
1. 0 answers
2. asked by JANAYA
3. 543 views
An aircraft factory manufactures airplane engines. The unit costC (the cost in dollars to make each airplane engine) depends on
1. 1 answer
2. asked by JANAYA
3. 787 views
Surely no one could blame you for your careless acts you have inputted towards the younger generations. You have degraded,
1. 10 answers
2. asked by ASAP
3. 662 views
Why does our fingers have a number of hinge joints rather than one or two?
1. 1 answer
2. asked by Lia
3. 420 views
Find The Height Of A Tree,if The Angle Of Elevation Of Its Top Changes From 25 Dgree T0 50 Dgree As The Observer Advaces 15
1. 1 answer
2. asked by Kaleab Yhedego
3. 519 views
The Angle Of Depression Of the Top And The Foot Of A flag Pole As Seen From The Top Of A buildings 145 Meters Away Are 26Dgree
1. 7 answers
2. asked by Kaleab Yhedego
3. 2,775 views
Of the following websites, the least trustworthy is the one that:A: Has the author's name and the current year as the date the
1. 19 answers
2. asked by Anonymous
3. 3,501 views
A cargo ship can carry containers weighing up to 50,000 tonnes. If it costs £1 million to rent out the entire space on this
1. 1 answer
2. asked by sky
3. 493 views
To The Nearest Degree,find The Angle Of Elevation Of The Sun When A 9 Meters Vertical Casts A Shadow 3 Meters Long.
1. 8 answers
2. asked by Kaleab Yhedego
3. 2,122 views
find the period cos(theta/4)step plz
1. 3 answers
2. asked by weryiyemi
3. 310 views
c) Now make up 500 mL of a 0.025M phosphate buffer using the 0.1M phosphate buffer. Show all your workings. The 0.1M is made of
1. 0 answers
2. asked by LQ
3. 575 views
can somebody please help me with this question I've spent more than 3 hours on this, still nothingLet L1 be the line passing
1. 2 answers
2. asked by sara
3. 2,039 views
who was the riveter 1 point)
1. 1 answer
2. asked by yes
3. 433 views
[HCl]=0.1213MAvg Amount HCl added: 14.15mL Volume of Saturated Solution of Ca(OH)2 in NaOH used: 25 mL and its concentration was
1. 3 answers
2. asked by DrBobPleaseHelp
3. 711 views
1. For each of the following underlined statements identify any vagueness, semantic ambiguity or syntactic ambiguity in the
1. 2 answers
2. asked by David
3. 842 views

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