31.
The digit in the unit's place in the square root of 15876 is = ?

32.
Which of the following is closest to $$\sqrt 3 = \,?$$

33.
What percentage of the numbers from 1 to 50 have squares that end in the digit 1 ?

34.
While solving a mathematical problem, Samidha squared a number and then subtracted 25 from it rather than the required i.e., first subtracting 25 from the number and then squaring it. But she got the right answer. What was the given number ?

35.
How many perfect squares lie between 120 and 300 ?

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