## Class 10 Maths Chapter 1 “Real Number” Multiple Choice Questions with Answer Key

Real Numbers MCQs – Here is a compilation of Class 10 Maths Chapter 1 “Real Number” MCQs. Students can practice free MCQs as have been added by CBSE in the new Exam pattern to know their preparation level. At the end of Multiple Choice Questions, the answer key has also been provided for your reference.

Q1. There are 312, 260 and 156 students in class X, XI and XII respectively. Buses are to be hired to take these students to a picnic. Find the maximum number of students who can sit in a bus if each bus takes equal number of students

(A) 52

(B) 56

(C) 48

(D) 63

Q2. HCF of 8, 9, 25 is

(A) 8

(B) 9

(C) 25

(D) 1

Q3. The product of a rational and irrational number is

(A) rational

(B) irrational

(C) both of above

(D) none of above

Q4. The product of three consecutive positive integers is divisible by

(A) 4

(B) 6

(C) no common factor

(D) only 1

Q5. The sum of a rational and irrational number is

(A) rational

(B) irrational

(C) both of above

(D) none of above

Q6. Which number is divisible by 11?

(A) 1516

(B) 1452

(C) 1011

(D) 1121

Q7. The product of two different irrational numbers is always

(A) rational

(B) irrational

(C) both of above

(D) none of above

Q8. 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

Q9. If b = 3, then any integer can be expressed as a =

(A) 3q, 3q+ 1, 3q + 2

(B) 3q

(C) none of the above

(D) 3q+ 1

Q10. Which of the following is not irrational?

(A) (2 – √3)²

(B) (√2 + √3)²

(C) (√2 -√3)(√2 + √3)

(D) 277

Q11. The set A = {0,1, 2, 3, 4, …} represents the set of

(A) whole numbers

(B) integers

(C) natural numbers

(D) even numbers

Q12. The sum of two irrational numbers is always

(A) irrational

(B) rational

(C) rational or irrational

(D) one

Q13. LCM of the given number ‘x’ and ‘y’ where y is a multiple of ‘x’ is given by

(A) x

(B) y

(C) xy

(D) xy

Q14. The decimal form of 129 2 x 5 x 7 is

(A) terminating

(B) non-terminating

(C) non-terminating non-repeating

(D) none of the above

Q15. The largest number that will divide 398, 436 and 542 leaving remainders 7, 11 and 15 respectively is

(A) 17

(B) 11

(C) 34

(D) 45

### Class 10 Maths Chapter 1 MCQ Answer Key

 Q.No. Ans. Q.No. Ans. 1 A 9 A 2 D 10 C 3 B 11 A 4 B 12 A 5 B 13 B 6 B 14 C 7 B 15 A 8 A

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