1.

A cylindrical hole of depth 20 m with a radius 5 m is dug from the earth forming a platform of length 14 m and a breadth of 12 m. Find the height of the platform.

A. 8.34 m<sup>3</sup>
B. 11.84 m<sup>3</sup>
C. 7.64 m<sup>3</sup>
D. 9.34 m<sup>3</sup>
Answer» E.


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