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2012
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May 20, 2012
1. A train running at 30 m/s is slowed uniformly to a stop in 44s . find the acceleration and stopping distance.
2. a car
3 answers
asked by
choco
8,068 views
Find the dimensions of a rectangle with perimeter 100m. whose area is as large as possible.
5 answers
asked by
:)
7,487 views
A rectangle has a perimeter of 10 meters. Express the area A of the rectangle as function of the width x.
4 answers
asked by
:)
5,732 views
a car starts from rest , attains a velocity of 36kmph with an acceleration of 0.2m/s^2 travels 9km with this uniform velocity
5 answers
asked by
riana
3,960 views
Serena wants to borrow $15 000 and pay it back in 10 years. Interest rates are
high, so the bank makes her two offers: • Option
1 answer
asked by
Maame
3,863 views
A trained dolphin leaps from the water with an initial speed of 12 m/s. It jumps directly towards a ball held by the trainer a
1 answer
asked by
Tom
3,689 views
The sum of two positive numbers is 100. Let one of the numbers be x and express the product P of the two numbers as a function
3 answers
asked by
:)
3,487 views
A 200m dash along a straight track was timed at 21.1 s by a timer located at the finish line who used the flash from the
2 answers
asked by
Melissa
3,460 views
Find two positive numbers whose product is 100 and whose sum is a minimum.
4 answers
asked by
:)
3,237 views
Enthalpy changes:
H2O2(l) ----> H2O(l) + 1/2P2(g) delta H= -94.6kJ H2(g) + 1/2O2(g)----> H2O2 delta H= -286.0kJ Calculate the
1 answer
asked by
Megan
3,057 views
A cat walks along a uniform plank that is 4 m long and has a mass of 7 kg. The plank is supported by two sawhorses, one 0.44 m
1 answer
asked by
Tom
2,874 views
There is a current being applied to an aqueous solution fo sodium bromide. What is produced at the cathode and anode?
I said that
2 answers
asked by
Katherine
2,612 views
How much time is required for sound to travel 1.4 km through air if the temperature is 30.0 c
1 answer
asked by
Melissa
2,584 views
A car with mass m require 5.0 KJ of work to move from rest to a final spee v. If this sam amount of work is performed during the
4 answers
asked by
Cristiao
2,302 views
Find two values of theta that satisfy the equation. give your answers in degrees (0degrees <theta<360degrees ) and radians
1 answer
asked by
Sue
2,122 views
One day the temperature dropped from 0 F to -17 F. How many degrees did it drop?
3 answers
asked by
Nini
1,931 views
If no digit appears more than once, how many 2-digit numbers can be formed from the digits 1, 3, 5, and 7?
2 answers
asked by
jenny
1,825 views
Can you swim?
1. Yes, I can swim very well. 2. Yes, I can swim a little. 3. Yes, I can swim a bit. 4. Yes, I can swim just a
1 answer
asked by
rfvv
1,601 views
Write as a single logarithm:
2 log 3 – log 5 +2 log2
2 answers
asked by
Sandra
1,571 views
Exeter Mines produces iron ore at four different mines; however, the ores extracted at each mine are different in their iron
1 answer
asked by
alia
1,481 views
One bag contains 4 white balls and 6 black balls. Another bag contains 8 white balls and 2 black balls. A coin tossed to select
5 answers
asked by
the man
1,440 views
I'm a bit iffy on oxidation numbers... can someone please tell me if this is correct?
Assign oxidation states to each element on
1 answer
asked by
Katherine
1,429 views
solve csc^2x - cscx + 9 =11
1 answer
asked by
joe
1,350 views
Which of the following statements BEST describe the region of Eatern Europe?
A. a culturally uniform refion B. an insolated
3 answers
asked by
ciara
1,295 views
Find a current administrative issue in a newspaper, magazine, or journal article relating to topics such as patient privacy,
1 answer
asked by
Van
1,278 views
given that the mass of an electron is 9.1 x 10^-28 grams and the charge on an electron is 1.6 x 10^-19 Coulombs, calculate the
1 answer
asked by
Martin
1,267 views
A cannon ball is fired so that it hits the wall at the top of a 10m tower.If the energy needed to destroy the wall is 49000 F
3 answers
asked by
TOM
1,197 views
Globex Investment Capital Corporation owns six companies that have the following estimated returns (in millions of dollars) if
0 answers
asked by
alia
1,193 views
Which of the following practices represents an adaptation to the environment ?
A. reaching decidions by cosensus B. believing in
3 answers
asked by
ciara
1,153 views
A Baseball Diamond has the shape of a square with sides 90 feet long. a player is running from 1st to 2nd base at a speed of 25
0 answers
asked by
John
1,140 views
Mass is lost or gains in
a.) all chemical reactions b.) all nuclear fission reactions c.) all nuclear fusion reactions d.) all
0 answers
asked by
ben
1,122 views
okay so im doing homework and don't understand how to do it the question is -2 2/3+ d/6= 2/3 the little slash things are
1 answer
asked by
Becca
1,095 views
Amino acid solution was made by taking 3.58 g of the dry amino acid and making it up to 1.00L in water. A 25.0 mL sample was
0 answers
asked by
k
1,079 views
in 10-15 lines critically discuss 5 ways in which the human or environmental problem impacts on the community. provide relevant
2 answers
asked by
Tasneem
1,051 views
Thank you, Writeacher.
I checked the sentece you couldn't understand and I added a few other things. 1) He was responsible to the
1 answer
asked by
John
1,039 views
Sign in
Assume that the mean score on a certain aptitude test across the nation is 100, and that the standard deviation is 20
1 answer
asked by
m elissa
1,017 views
You want to get an idea of the magnitude of magnetic fields produced by overhead power lines. You estimate that a transmission
1 answer
asked by
mma
1,016 views
The point, in on the terminal side of an angle in standard position find the exact value of the six trigonometric functions of
1 answer
asked by
Laura
1,007 views
The Earth rotates once every 24 hours. What is the angular speed of a point on the Earth's surface in rad/min. Give your answer
2 answers
asked by
Jill
999 views
Amanda Fall is starting up a new house painting business, Fall Colors. She has been advertising in the local newspaper for
1 answer
asked by
alia
981 views
Ruth is scheduling a soccer tournament in which 64 teams will participate. After each round of soccer games, half the teams
2 answers
asked by
Anonymous
973 views
Two particles with masses m and 3m are moving toward each other along the x axis with the same initial speeds Vi. Particle m is
0 answers
asked by
ace
953 views
2.The distance travelled by a body moving with uniform acceleration in the nth second is given by Sn=3.8+0.4n,find the velocity
2 answers
asked by
srikar
930 views
Ralph, Mario, Jack, Laura, and Maria are in the math club. The club advisor will assign students to 3-person teams at the next
3 answers
asked by
jenny
925 views
Why does seafloor spreading occur?
1 answer
asked by
Austin
924 views
Two charges are placed on the x axis. One of the charges (q1 = +6.14C) is at x1 = +3.00 cm and the other (q2 = -28.6C) is at x2
1 answer
asked by
BM
919 views
limit of ln(sin x) as x approaches pi to the left
1 answer
asked by
:)
913 views
A sample of silver with a mass of 63.3 g is heated to a temperature of 384.4 K
and placed in a container of water at 290.0 K. How
1 answer
asked by
Anonymous
908 views
Peggy drives from Cornwall to Atkins Glen in 52 min. Cornwall is 75 km from Illium in a direction 26° west of south. Atkins
1 answer
asked by
Adam
900 views
find all values of theta in the interval 0<theta<360 that satisfy the equation 3cos 2theta + 2 sin theta+1=0
1 answer
asked by
Jade
870 views
Which of the following statements describes the Ottoman and Safavid empires?
A. Both were ruled by caliph B. Both persecuted
5 answers
asked by
ciara
861 views
How was Lady Margaret Beaufort involved in english royal politics?
A. she was marride to henry V1 B. Her son was the supporter
1 answer
asked by
ciara
856 views
Could you please help me to check these last sentences. Thank you, Writeacher.
1) The subtitle is referred (refers) to the reward
1 answer
asked by
John
849 views
an amount of 1000 is deposited in a bank that pays 8% interest/year compounded daily (take the number of days in a year to be
1 answer
asked by
sofi
827 views
A cone-shaped coffee filter is draining at a rate of 20 in^3 /min. The filter has a diameter of 8 inches. the radius of the
2 answers
asked by
John
821 views
A long hollow non-conducting cylinder of radius 0.060 m and length 0.70 m carries a uniform charge per unit area of 4.0 C/m^2 on
3 answers
asked by
sand
814 views
Ammonia reacts with oxygen at 120 C to form NO and H20 in a sealed 40-L container. When 34 g of ammonia reacts with 96 g of
1 answer
asked by
Erin
800 views
Explain and discuss the main aims of HRP. (20 MARKS)can i mentioned about the importance of human resource planning??
i have
1 answer
asked by
Bhoomeeka
797 views
When the space shuttle (mass of the shuttle = 2 x10^6 kg) was at the outer limit of Earth's atmosphere (distance = 350 km above
1 answer
asked by
Leila
795 views
What are some sacred things, persons,places, and ideas in comtemporary American society? All of these sacred elements connected
2 answers
asked by
BRANDY
776 views
The Waterfall Buffet in the lower level of the National Art Gallery serves food cafeteria-style daily to visitors and employees.
0 answers
asked by
alia
767 views
a bullet initially moving with a velocity 20m/s strikes a target and comes to rest after penetrating a distance 10cm in the
4 answers
asked by
riana
753 views
Ruth is scheduling a soccer tournament in which 64 teams will participate. After each round of soccer games, half the teams
2 answers
asked by
Anonymous
749 views
An unknown mass is suspended by a string from
one end of an uniform stick which has a mass of 120 g. In order to balance the
1 answer
asked by
Brandon
726 views
solve for
10/x^2-2x + 4/x = 5/x-2 3x/x+1 + 6/2x = 7/x 8(x-1)/x^2-4 = 4/x-2 check for any extraneous solutions! thanks!
1 answer
asked by
skye
697 views
The boundary between 2 plates moving together is calle _______.
1 answer
asked by
Jake
687 views
A heavy steel ball S is suspended by a string from a block of wood W, as
shown in the sketch. The entire system is dropped from a
1 answer
asked by
Brandon
684 views
The minute hand of a bedside clock is 2.5 cm long. In order for the clock to keep proper
time, the minute hand should maintain an
2 answers
asked by
Brandon
680 views
16. ¿Qué necesitas para estos papeles?
a. una pared o un bufet de ensaladas b. un proyector o una diapositiva c. un sacauntas o
5 answers
asked by
mysterychicken
644 views
Peggy drives from Cornwall to Atkins Glen in 52 min. Cornwall is 75 km from Illium in a direction 26° west of south. Atkins
2 answers
asked by
Adam
642 views
Calculate the monthly finance charge for the following credit card transaction. Assume that it takes 10 days for a payment to be
0 answers
asked by
Chris
634 views
I left out the following sentences. Thank you very much, Writeacher.
1) My son has grown out of his shoes (not "frew out of.."),
1 answer
asked by
John
632 views
7 girls audition for 12 roles in a school play. What is the probability that at least 2 of the girls audition for the same part?
2 answers
asked by
jenny
622 views
a particle moves along the sides ab,bc,cd of a square of sides 25m with a velocity of 25m/s find average velocity of th
1 answer
asked by
choco
621 views
23. "Vas a traer los refrescos?" "Sí, Voy a ____."
a. traerlo b. traerlos c. traerlas d. traerla B? 24. Los estudiantes tienen
1 answer
asked by
mysterychicken
619 views
Both California State Senators and US Senators are elected to six year terms.? true or false?
1 answer
asked by
Brandz
613 views
Two similar rectangular prisms have corresponding sides that measure 5 feet and 6 feet. If the measures of two corresponding
1 answer
asked by
Bonnie
606 views
The first 3 terms in a geometric sequence are 1.1, 1.65, and 2.475.
Part A: What is the sum of the first 6 terms of the sequence?
0 answers
asked by
jenny
604 views
half life carbon -14 is 5,730 years. If you start out 50 grams, how long will it take until it reaches 2 grams?
1 answer
asked by
chels
603 views
Contrast utilitarian and deontological approaches to a dilemma involving genetic engineering.
2 answers
asked by
ant
598 views
Find a current administrative issue in a newspaper, magazine, or journal article relating to topics such as patient privacy,
0 answers
asked by
Van
587 views
Tell whether the possibilities should be counted using a permutation or combination. Then find the number of possibilities.
You
2 answers
asked by
jenny
585 views
Could you please check these sentences, too?
Thank you very much. 1) The Waste Land is a complex long poem of 433 lines about a
1 answer
asked by
John
579 views
What volume of solution do you have if you know you dissolved 0.0500g nitric acid to make solution that was determined to be
1 answer
asked by
Lindsey
563 views
a bullet initially moving with a velocity 20m/s strikes a target and comes to rest after penetrating a distance 10cm in
3 answers
asked by
raffin
563 views
Please read my conclusion and just give me advice.....
The topic is prejudice and all, out of 10 what would you give it and why.
4 answers
asked by
hi
556 views
The first 3 terms in a geometric sequence are 1.1, 1.65, and 2.475.
Part A: What is the sum of the first 6 terms of the sequence?
0 answers
asked by
jenny
553 views
1. a car starts from rest attains a velocity of 36kmph with an acceleration of 0.1 m/s^2 find the total time of travel of the
1 answer
asked by
barbie
553 views
Why do we write radian measures with a π rather than just give the decimal equivalent?
1 answer
asked by
darshi
552 views
Peggy drives from Cornwall to Atkins Glen in 52 min. Cornwall is 75 km from Illium in a direction 26° west of south. Atkins
1 answer
asked by
Adam
551 views
This is the introduction of my essay , please check it !!!!!!!!!!!!
It would really help “All men are born equally
7 answers
asked by
hi
551 views
I'll try to explain the schmatic drawing...
a 120V battery, total of 12A, leads into a 8ohm resistor (R1), then breaks off into
7 answers
asked by
Dav e
545 views
Thank you very much, Writeacher.
I left out the following statements. 1) The poem successfully expresses the modern artist’s
1 answer
asked by
John
542 views
Give an example of an ordered pair that is plotted by only moving left from the origin along the x-axis. Explain.
8 answers
asked by
le
533 views
A charge of -3.95C is fixed at the center of a compass. Two additional charges are fixed on the circle of the compass (radius =
0 answers
asked by
BM
523 views
A wire 1 m long carrying a current of 12 A is at right angles to a magnetic field of 0.2 T.What is the magnitude of the force on
2 answers
asked by
gdl
522 views
Analyze and interpret the following quotation: “Worldwide, non-Western cultures faced fundamental challenges to their cultural
1 answer
asked by
sasha
521 views
Ihave to write a polished paragraph to take with me when I go for my interview. I have to create the pretend job and my field of
1 answer
asked by
Gail
520 views
Find a current administrative issue in a newspaper, magazine, or journal article relating to topics such as patient privacy,
0 answers
asked by
Van
518 views
A rectangular plank with mass m kilograms measures x metres
wide by y metres high. It is clamped at its very left edge, one third
1 answer
asked by
Brandon
517 views
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