# Q.2 How many non square numbers lie between the following pairs of numbers(i) (ii) (iii)

In general, we can say that there are 2n nonperfect square numbers between the squares of the numbers n and (n + 1).

(i) The number of non-square numbers that lie between the square of 100 and 101 will be = 2(100)  = 200.

(ii) The number of non-square numbers that lie between the square of 90 and 91 will be = 2(90) = 180.

(iii) The number of non-square numbers that lie between the square of 1000 and 1001 will be = 2(1000) = 2000.

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