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The formula a=p(1+r)^2 gives the amount A is dollars that P dollars wil grow to in 2 years at interest rate R (where r is given as a decimal), using compound interest. What interest rate will...

Two trucks head toward each other from opposite ends of a freeway 402 kilometers long. If the speed of the first truck is 68 kilometers per hour and the speed of the second truck is 66 kilometers...

If the distance from your friend's house to the nearest Chuck E. Cheese is 3 fathoms and you know that you can jog an average of 4 fathoms per hour, how many minutes would it take to jog from your...

A cash register contains only five dollar and ten dollar bills. It contains twice as many five's as ten's and the total amount of money in the cash register is 620 dollars. How many ten's are in the...

A daycare center has 3 feet of dividers with which to enclose a rectangular play space in a corner of a large room. The sides against the wall require no partition. Suppose the play space is x feet...

Matt bought 2 cantaloupes and 8 pears at the local supermarket for a total of \$38.20. Alberta bought 10 cantaloupes and 8 pears at the same store for a total of \$50.20. If this is the case,...

paint cost \$19-per-gallon is to be mixed with 5 gallons of a \$3-per-gallon thinner to make a paint that can be solde for \$14-per-gallon. how much of the cheaper paint will be produced?