A slab of ice 8 inches in length, 11 inches in breadth, and 2 inches thick was melted and resolidified into the form of a rod of 8 inches diameter. The length of such a rod, in inches, is nearest to
Explanation:
Let l be the length of the rod, then
Volume of slab = Volume of rod
⇒ 8 × 11 × 2 = π823 × lπ
⇒ l = 3.5 inches.
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