How many values of 'x' are possible such that x is a whole number less than 50 and $\sqrt{x}$ is an integer.
8

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Solution

The correct option is A 8
For $\sqrt{x}$ to be an integer, x should be a perfect square. 0, 1, 4, 9, 16, 25, 36, 49 are the whole numbers less than 50 that are perfect squares.
So, there are 8 possible values of x.

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