147 Answered Questions for the topic Problem

Problem

09/04/15

The sum of two numbers is 14, what could the two numbers be?
Need to find the answer of this 2 nd grade math problem
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Problem

08/27/15

Find the number of rows and the number of chairs per row
In a classroom, there are 54 chairs. The number of chairs per row is three less than twice the number of rows. Find the number of rows and the number of chairs per row.
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Problem

08/26/15

The length of a rectangle is 6 inches longer than it is wide. If the area is 55 square inches, what are the dimensions of the rectangle?
i need the width and length
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Problem Math Month

06/13/15

You walk into a room with 5 other people in it. What is the probability that one or more of them has a birthday in the same month as yours?
I know you use a formula such as 1 – P(not event A in n trials)
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Problem

05/13/15

Help solving problem
projectile is launched upward with an initial velocity of 40 ft per second from the edge of a platform that is 56 feet above the ground. Use the function h(t)=-16t2+v0t+s
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02/20/15

Who will win the second race and by how amny seconds?
jack and jill ran a 100 meter race. Jill ran the race in 10 sec and won by 10 meters; that is jack had run 90 meters while jill crossed the finish line. They race again, but this time jill started... more
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02/02/15

maths problem
A basket ball team has 5 players and one reserve. the mean weight of the 5 players is 58kg the reserve weighs 64 kg whats the mean weight of all 6 players
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Problem

01/15/15

How much was his profit
A shopkeeper pays 25 dollars for one box of 96 scented candles. He sells all the candles for 35 cents each.
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01/11/15

The ratio of the width of a tennis court to its length is 5:12. If the area is 240 m squared, what is the length of the tennis court?
Please answer this as soon as possilble.
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Problem

12/13/14

help with calculus problem??
find the area of defined regions The vertical lines x=0 and x=1, the x-axis and the graph of y=x2       The vertical lines x=0 and x=1, the x-axis and the graph of y=2x2
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Problem Physics Question

11/30/14

Having problems with Physics.
A car moving with a speed of 108 km/h is brought to rest in a distance of 60 m. The car's acceleration is -7.5 m/s/s. How much time did the car take to stop?
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Problem

11/13/14

5x=3(1-y) 3x+2y=-1
Solve each system 
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Problem

10/31/14

Problem solving?!
In a certain course, there are two exams worth 30% each, a major paper worth 25% and quizzes worth 15%. If a student got scores of 84 on the first exam, and a 78 on the paper, and an average of 72... more
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Problem

10/31/14

problem solving?!
Sarah has 26 coins. Some are pennies and some are nickels. If the coins are worth 62 cents, how many are nickels?
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Problem

10/31/14

Problem solving?!
What is the area of the largest rectangle with a perimeter of 160?
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Problem

10/27/14

Problem solving?!
Suppose in a class you have test grades of 65 and 73, an 85 on the paper, and a homework grade of 40. [Assume: the three tests are worth 70%, the homework 20% and the paper 10%] What grade must you... more
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Problem Math

10/13/14

word problem help
Use the formula interest i=prt to find the missing value    I=$216.00,P=$2200.00,R=?,T=3yr
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09/23/14

Differentiation
The number of crimes, C, in a particular country between 2000 and 2010 was given by the function C=11.9+ 0.1t + ln(t+1), where t is the number of years passed since 2000. Show that C is an... more
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Problem

09/17/14

if there was 1/4 of a pie and amy want 2/3 of it how much does she want
please explain the answer out
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Problem

09/17/14

what is 31/4 as a decimal
explain how you got the answer
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04/19/14

Equal weights of zinc and iodine react to form ZnI2 find the maximum weight ZnI2formed if 1gm of each was taken initially
Equal weights of zinc and iodine react to form ZnI2 find the maximum weight ZnI2formed if 1gm of each was taken initially. Please answer me fast.
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12/03/13

How do I explain the correct process used to simplify subtracting polynomials and put it in words
I am having issues with how to word out this whole thing, math is one of my most weakest link as a student especially when it comes to explaining a problem out. I need help simplifying (3x2 -4x +7)... more
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