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## MCQ Questions for Class 8 Mathematics with Answers

## Q1. What could be the possible “one’s digit” of the square root of 625?

(i) 5

(ii) 0

(iii) 4

(iv) 8

(i) 5

## Q2. A perfect square number between 30 and 40 is

(i) 36

(ii) 32

(iii) 33

(iv) 39.

(i) 36

## Q3. Which of the following is a perfect square?

(i) 1057

(ii) 625

(iii) 7928

(iv) 64000

(ii) 625

## Q4. Which of 225², 97², 53² and 809² would end with digit 1.

(i) 225²

(ii) 97²

(iii) 53²

(iv) 809²

(iv) 809²

## Q5. Which of the following would end with digit 1?

(i) 123²

(ii) 161²

(iii) 77²

(iv) 82²

(ii) 161²

## Q6. The square root of 1.21 is

(i) 1.1

(ii) 11

(iii) 21

(iv) 2.1

(i) 1.1

## Q7. Which of the following is a perfect square number ?

(i) 1067

(ii) 7828

(iii) 4333

(iv) 625.

(iv) 625.

## Q8. Which of the following will have 6 at unit place?

(i) 19²

(ii) 11²

(iii) 24²

(iv) 13²

(iii) 24²

## Q9. How many natural numbers lie between 13² and 14².

(i) 24

(ii) 25

(iii) 26

(iv) 27

(iii) 26

## Q10. The square of 23 is :

(i) 529

(ii) 526

(iii) 461

(iv) 429

(i) 529

## Q11. Which is the greatest three-digit perfect square?

(i) 999

(ii) 961

(iii) 962

(iv) 970

(ii) 961

## Q12. Which of 1322, 872, 722 and 2092 would end with digit 1 ?

(i) 1322

(ii) 872

(iii) 722

(iv) 2092.

(iv) 2092.

## Q13. What will be the number of zeros in square of 400?

(i) 2

(ii) 3

(iii) 4

(iv) 6

(iii) 4

## Q14. What could be the possible one’s digit of the no. whose square is 361?

(i) 3, 4

(ii) 6, 7

(iii) 1, 9

(iv) 7, 8

(iii) 1, 9

## Q15. The largest perfect square between 4 and 50 is

(i) 25

(ii) 36

(iii) 49

(iv) 45

(iii) 49

## Q16. Find the square of 39.

(i) 1500

(ii) 78

(iii) 1521

(iv) none of these

(iii) 1521

## Q17. Which of 172, 342, 252 and 492 would have 6 at unit place ?

(i) 172

(ii) 342

(iii) 252

(iv) 492.

(ii) 342

## Q18. What is the sum of first four odd natural numbers?

(i) 16

(ii) 17

(iii) 18

(iv) 20

(i) 16

## Q19. The number of digits in the square root of 78400 is ………….

(i) 1

(ii) 2

(iii) 3

(iv) 4

(iii) 3

## Q20. How many natural numbers lie between 92 and 102?

(i) 15

(ii) 19

(iii) 18

(iv) 17

(iii) 18

## Q21. What is smallest number with which 5400 may be multiplied so that the product is perfect cube?

(i) 5

(ii) 3

(iii) 4

(iv) 6

(i) 5

## Q22. What will be the number of zeros in the square of the number 100 ?

(i) 2

(ii) 4

(iii) 6

(iv) 8.

(ii) 4

### Q23. The sum of 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 +19 is:

(i) 121

(ii) 120

(iii) 100

(iv) 110

(iii) 100

## Q24. Which of the following can be a perfect square?

(i) A number ending in 3 or 7

(ii) A number ending with odd number of zeros

(iii) A number ending with even number of zeros

(iv) A number ending in 2.

(iii) A number ending with even number of zeros

## Q25. Without doing any calculation, find the numbers which are surely perfect squares.

(i) 441

(ii) 408

(iii) 153

(iv) 257

(i) 441

## Q26. Find the greatest 4-digit number which is a perfect square.

(i) 9990

(ii) 9801

(iii) 9999

(iv) none of these

(ii) 9801

## Q27. The square of which of the following numbers will be even ? 11, 111, 1111, 112

(i) 11

(ii) 111

(iii) 1111

(iv) 112.

(iv) 112

## Q28. The square of which of the following would be even number?

(i) 2826

(ii) 7779

(iii) 1057

(iv) 131

(i) 2826

## Q29. Sum of squares of two numbers is 145. If square root of one number is 3, find the other number.

(i) 136

(ii) 9

(iii) 64

(iv) 8

(iv) 8

## Q30. If a number has 1 or 9 in the unit’s place, then it’s square ends in *__*.

*__*

(i) 3

(ii) 9

(iii) 1

(iv) none of these

(iii) 1

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