A case of 12 rolls of paper towels sells for $9. The cost of one roll sold individually is $1.What is the percent of savings per roll for the 12-roll package over the cost of 12 rolls purchased individually? a. 9% b. 11% c. 15% d. 25% e. 90%

If four cows produce 4 cans of milk in 4 days, how many days does it take eight cows to produce 8 cans of milk? a. 1 b. 2 c. 4 d. 8 e. 16

A truck travels 20 miles due north, 30 miles due east, and then 20 miles due north. How many miles is the truck from the starting point? a. 20.3 b. 70 c. 44.7 d. 50 e. 120

If x $ y is defined as 2(x + y)2, then what is the value of 2 $ 3? a. 25 b. 36 c. 50 d. 100 e. 144

Which of the following measures could form the sides of a triangle? I. 3, 3, 5 II. 6, 6, 12 III. 1, 2, 3 a. I only b. II only c. III only d. I and II only e. II and III only

Two positive integers differ by 7. The sum of their squares is 169. Find the larger integer. a. 4 b. 5 c. 9 d. 12 e. 14

The measure of the side of a square is tripled. If x represents the perimeter of the original square, what is the value of the new perimeter? a. 3x b. 4x c. 9x d. 12x e. 27x