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Square root of 65 lies between 8.0 and 8.1. Explanation: Squares of natural numbers are {1,4,9,16,25,36,49,64,81,...}, which are squares of {1,2,3,4,5,6,7,8,9,....} As 65 lies between 64 and 81, square root of 65 lies between 8 and 9 Further, 8.12 = 65.61 and as 8.02 = 64, square root of 65 lies between 8.0 and 8.1.

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foxy

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