$\displaystyle \frac{5}{3}\pi r^3$\displaystyle \frac{5}{3}\pi r^3

$\displaystyle \frac{4}{3}\pi r^3$\displaystyle \frac{4}{3}\pi r^3

$\displaystyle \frac{2}{3}\pi r^3$\displaystyle \frac{2}{3}\pi r^3

$\displaystyle \frac{1}{3}\pi r^3$\displaystyle \frac{1}{3}\pi r^3