If 28% of a sum is $100.80, what is the sum?
a. $360.00
b. $282.24
c. $277.78
d. $129.02

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )

Janice determined there were 10 possible outcomes when tossing two coins and spinning a spinner numbered 1 through 6. what is the correct number? what might have been janice's error?

Set up and solve a proportion for the following application problem. if 55 pounds of grass seed cover 404 square feet, how many pounds are needed for 7272 square feet?