# SEBA Class 10 Mathematics MCQ Chapter 1 Real Number

SEBA Class 10 Mathematics MCQ Chapter 1 Real Number Question Answer in English Medium, Class 10 General Maths Multiple Choice Question Answer in English to each chapter is provided in the list so that you can easily browse throughout different chapters SEBA Class 10 Mathematics MCQ Chapter 1 Real Number Notes and select need one.

## SEBA Class 10 Mathematics MCQ Chapter 1 Real Number

Also, you can read the SCERT book online in these sections Solutions by Expert Teachers as per SCERT (CBSE) Book guidelines. These solutions are part of SCERT All Subject Solutions. Here we have given Assam SEBA Class 10 Mathematics MCQ Chapter 1 Real Number Solutions for All Subject, You can practice these here.

### Real Number

Chapter – 1

1. The number of decimal places after which the decimal expansion of the rational Number 43/(24 x 53) will terminate.

(a) 3

(b) 4

(c) 1

(d) 5

Ans: (a) 3

2. Euclid’s division lemma states that if a and b are any two positive integers, then there exists, unique integers q and r such that-

(a)  a = bq + r, 0 <= r <= b

(b) a = bq + r, 0 < r <= b

(c) a = bq + r, 0 <= r < b

(d) a = bq + r, 0 < r < b

Ans: (c) a = bq + r, 0 <= r < b

3. The smallest number by which sqrt(27) should be multiplied so as to get a rational number is:

(a) √27

(b) √3

(c) 3√3

(d) 3

Ans: (d) 3

4. The H.C.F. of 135 and 225 is-

(a) 30375

(b) 945

(c) 15

(d) 45

Ans: (c) 15

5. A bell rings at every 18 seconds and an another bell rings at every 60 seconds. If these two bells ring simultaneously at an instant, then the bells will ring simultaneously again after.

(a) 30 seconds

(b) 60 seconds

(c) 90 seconds

(d) 180 seconds

Ans: (d) 180 seconds

6. Which of the following is not an irratio- nal number?

(a) 0.14285714287.

(b) 22/7

(c) pi

(d) √4/11

Ans: (d) √4/11

7. HCF of 8, 9, 25 is:

(a) 8

(b) 9

(c) 25

(d) 1

Ans: (d) 1

8. The product of a rational and irrational number is:

(a) rational

(b) irrational

(c) both of above

(d) none of above

Ans: (b) irrational

9. The product of three consecutive positive integers is divisible by:

(a) 4

(b) 6

(c) no common factor

(d) only 1

Ans: (b) 6

10. Which number is divisible by 11?

(a) 1516

(b) 1452

(c) 1011

(d) 1121

Ans: (b) 1452

11. There is a circular path around a sports field. Priya takes 18 minutes to drive one round of the field. Harish takes 12 minutes. Suppose they both start at the same point and at the same time and go in the same direction. After how many minutes will they meet ?

(a) 36 minutes

(b) 18 minutes

(c) 6 minutes

(d) They will not meet

Ans: (a) 36 minutes

12. The sum of two irrational numbers is always:

(a) irrational number

(b) rational number

(c) rational or irrational

(d) None of there

Ans: (a) irrational number

13. Three farmers have 490 kg, 588 kg and 882 kg of wheat respectively. Find the maximum capacity of a bag so that the wheat can be packed in exact number of bags.

(a) 98 kg

(b) 290 kg

(c) 200 kg

(d) 350 k

Ans: (a) 98 kg

14. The least number that is divisible by all the numbers from 1 to 8 (both inclusive) is:

(a) 840

(b) 2520

(c) 8

(d) 420

Ans: (a) 840

15. A rational number can be expressed as a terminating decimal if the denominator 3 has factors-

(a) 2, 3 or 5

(b) 2 or 3

(c) 3 or 5

(d) 2 or 5

Ans: (c) 3 or 5

16. The product of three consecutive positive integers is divisible by:

(a) 4

(b) 6

(c) no common factor

(d) only 1

Ans:  (b) 6

17. Which of the following is a composite number?

(a) 2

(b) 3

(c) 9

(d) 7

Ans: (c) 9

18. The least common multiple of 135 and 24 is:

(a) 90

(b) 360

(c) 240

(d) 1080

Ans: (d) 1080

19. The LCM of two numbers is 7991 and the two numbers are 61 and 131. What will be their HCF?

(a) 2

(b) 1

(c) 3

(d) 4

Ans: (b) 1

20. A bakery sells cookies in three boxes. The three boxes contain 60, 84 and 108 numbers of cookies. The baker wants to sell all the cookies in any of the three boxes. The least number of cookies that he can bake, in a day, so that he is able to sell all his cookies in any of the three boxes is:

(a) 5467

(b) 2243

(c) 1123

(d) 3780

Ans: (d) 3780

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