HURRY!!
a
Positive
b
Zero
c
Undefined
d
Negative

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?

Cd is the perpendicular bisector of both xy and st, and cy=20. find xy.

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers