Define a variable and write each phrase as an algebraic expression

10. 15 jumps less than kelsy

11. 9 times the amount of doughnuts purchesed

12. 23 dollars more than what elaina earned

Jose and Kaitlyn have a contest to see who can throw a baseball the farthest. Kaitlyn wins, with a throw of 200 ft. If Jose threw the ball 3/4 as far as Kaitlyn, how far did Jose throw the ball?

Find the annual interest rate I=562.50, P=1,500, T=5 years

What is 17492 times 7

What is the percent of 16 and 80

A total of 366 tickets were sold for the school day they were pay they were either adults tickets or students tickets. the number of student tickets. the number of student tickets sold was two times the number of adults tickets sold.

A - donors to B + donors

What is the square root of 2

How many times does 1/2 go into 1 1/4

Perimeter is a square clock is 16 6/9 inches. Perimeter of a rectangular clock is 16 16/18 inches. Write an inequality comparing the two perimeters.

About 6/8 of the earth's suface is covered by water. About what fraction of earth's surface is not covered by water?