How to use the inverse variation formula

Practice Questions

SAT Math › How to use the inverse variation formula

Questions

5

1

varies directly as the square of and the cube root of , and inversely as the fourth root of . Which of the following is a true statement?

2

The square of varies inversely with the cube of . If when , then what is the value of when ?

3

varies directly as and inversely as .

$z = y ^{2}$ and $B = \sqrt{A}$ .

Which of the following is true about ?

4

The radius of the base of a cylinder is ; the height of the same cylinder is ; the cylinder has volume 1,000.

$t = \sqrt{r}$

$v = \sqrt[4]{h}$

Which of the following is a true statement?

Assume all quantities are positive.

5

If varies inversely as , and when , find when .

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