Out of all the kids in a class 5 want an ice cream party, 7 want a movie party, and 10 want a costume party. The rest are undecided. If 20% want an ice cream party, how many students are in the class

What is the number that the 12th power divided by the 9th power that equals to 64?

Chocolate costing $10 per pound is mixed with nuts costing $4 per pound to make a mixture costing $6 per pound. What fraction of the mixture's weight is chocolate? Express your answer as a common fraction.

96 laps in 8 miles in each mile

a pair of boots regulary priced 129.99 was marked down to 35.99 during the end of season sale. What is the percent of discount?

The length of a rectangle is twice its width. If the perimeter of the rectangle is 48 centimeters, find the value of the length of the rectangle.

2 (x-1) + 6x=4 (?-1) + 2 how to make this infinitely many solutions

Evaluate 7 + (-4*^2) for * = 0

As part of school project, Lizzie must cover the surface of a cube with colored paper. The height of the cube is 2.5 inches. How much paper does Lizzie need?

What were two of Barrington Irving's first big dreams?

A kitchen is 12 ft. by 14 ft. with 10 ft. high walls. How much would it cost to put vinyl flooring in this room? Cost = $