Question

The radii the cylinder are in the ratio of $3:4$ and their height are in the ratio of $4:3$. Find the ratio of their volume.

Answer 1

$V_1=\pi {\left(3r\right)}^2.4h$

$V_2=\pi {\left(4r\right)}^2.3h$

$\Rightarrow \frac{V_1}{V_2}=\frac{9}{16}\times \frac{4}{3}=\frac{3}{4}$