Question 53

What is the smallest three digit perfect square?

Solution

Highest 1 digit number = 9, its square = $$(9)^2=81$$, which is 2 digit.

Next number = 10, its square = $$(10)^2=100$$, which is a 3 digit number.

Thus, 100 is the smallest three digit perfect square.

=> Ans - (B)

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