What part of a ditch, 48 metres long, 16.5 metres board and 4 metres d – McqOptions

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1.	What part of a ditch, 48 metres long, 16.5 metres board and 4 metres deep can be filled by the earth got by digging a cylindrical tunnel of diameter 4 metres and length 56 metres ?
A.	$\frac{1}{9}$$
B.	$\frac{2}{9}$$
C.	$\frac{7}{9}$$
D.	$\frac{8}{9}$$
Answer» C. $\frac{7}{9}$$

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