A 18 m deep well with diameter 7 m is dug and the earth from digging i – McqOptions

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1.	A 18 m deep well with diameter 7 m is dug and the earth from digging is spread evenly to form a platform 18 m × 14 m. The height of the platform is:
A.	2.6 m
B.	3.05 m
C.	2.75 m
D.	3.2 m
Answer» D. 3.2 m

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