Question:
Tick (✓) the correct answer:
The height of a cylinder is 14 cm and its diameter is 10 cm. The volume of the cylinder is
(a) 1100 cm3
(b) 3300 cm3
(c) 3500 cm3
(d) 7700 cm3
Solution:
(a) $1100 \mathrm{~cm}^{3}$
Volume $=\pi r^{2} \mathrm{~h}=\frac{22}{7} \times 5 \times 5 \times 14=1100 \mathrm{~cm}^{3}$