1. The square of 42 is

2. What will be the square root of 1764

3. What will be the square of 9

4. What will be the number of zeros in square of 400?

5. Which of the following will have 6 at unit place?

6. A general arranges his soldiers in a row to form a perfect square. He finds that in doing so, 60 soldiers are left out. If the total number of soldiers is 8160, find the number of soldiers in each row.

7. What will be the square of 7

8. Find the smallest number by which 28812 must be divided

9. A school collected $2304 in fees from its students. If each student paid as much fee as there were students in the school, how many students were there in the school?

10. What will be the square root of 6400

11. What will be the square of 16

12. What will be the square root of 256

13. The square of which of the following number will be an even number?

14. What will be the square of 10

15. If 5278 is squared, then what will be at unit place?

16. Which of the following is a perfect square? 32, 66, 81, 101.

17. Find the square root of 291600

18. What will be the square root of 25

19. What will be the unit digit of square of 35789

20. What will be the square root of 900

21. Which of the following is not a square number?

22. What will be the square of 4

23. What will be the square of 25

24. Find the square root of 1471369.

25. Which of the following is a perfect square?

26. A perfect square that lies between 40 and 50 is

27. What will be the square of 6400

28. Find the greatest four-digit number that is a perfect square

29. What will be the square root of 169

30. What will be the square root of 225