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CBSE Class 10 Answered

A slab of ice 8 inches in length, 11 inches in breadth, and 2 inches thick was melted and re-solidified in the form of a rod of 8 inches diameter. The length of such a rod, in inches, in nearest to
Asked by rushabh1234 | 05 Feb, 2019, 07:18: PM
answered-by-expert Expert Answer
Volume of Slab = 8×11×2 = 176 cubic inch
 
Volume of rod, if radius 4 inches and h is length = π×4×4×h cubic inch
 
π×4×4×h = 176   or  h = 176/(π×4×4) = 3.5 inches  ( π is assumed as 22/7 )
Answered by Thiyagarajan K | 05 Feb, 2019, 08:26: PM

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