Question

9. A 20 m deep pit with diameter 7 m is dug up and the earth from digging is spread evenly to form a platform 22 m x 14 m. The height of the platform is
(a) 1.5 m
(b)2 m
(c)2.5 m
(d)3.5 m​

Answer 1

Answer:

answer is 2.5m (c)

Explanation:

Volume of the cuboid = l × b × H, where l, b, and H are length breadth and height of the cuboid respectively. Therefore, the height of the platform will be 2.5 m.

Answer 2

Answer:

solution is in the pic

Answer is 2.5 m (c)

Explanation:

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