Find the volume of a ball of radius 2.1 cm. {Take π as $\frac{22}{7}$}

Given: r = 2.1 cm

As, The volume of the ball = $\frac{4}{3}{\mathrm{\pi r}}^3$

The volume of the ball$=\frac{4}{3}\times \frac{22}{7}\times 2.1^3$

The volume of the ball$=38.808 {\mathrm{cm}}^3$