How to use the inverse variation formula

Practice Questions

PSAT Math › How to use the inverse variation formula

Questions

3

1

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

2

varies inversely as both the square of and the square root of . Assuming that does not depend on any other variable, which statement is true of concerning its relationship to ?

3

varies directly as the square of and inversely as ; $A= 4 \pi r^{2}$ and $V = \frac{4}{3} \pi r^{3}$ . Assuming that does not depend on any other variables, which of the following gives the variation relationship of to ?

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