If f(x) = V-7 + 2x , what is f(8)?
A) 9
B) 4
C) 3
D) 1

Noor brought 21 sheets of stickers. she gave 1/3 of a sheet to each of the 45 students at recess. she wants to give teachers 1 1/2 sheets each.

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu