Tick (✓) the correct answer:


Tick (✓) the correct answer:

A circular well with a diameter of 2 metres, is dug to a depth of 14 metres. What is the volume of the earth dug out?

(a) 32 m3

(b) 36 m3

(c) 40 m3

(d) 44 m3


(d) $44 \mathrm{~m}^{3}$

Diameter $=2 \mathrm{~m}$

Radius $=1 \mathrm{~m}$

Height $=14 \mathrm{~m}$

$\therefore$ Volume $=\pi \mathrm{r}^{2} \mathrm{~h}=\frac{22}{7} \times 1 \times 1 \times 14=44 \mathrm{~m}^{3}$

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