NCERT Class 10 Math Chapter 1 MCQ Question Answer – Real Numbers

Class 10
Chapter  Real Numbers
Subject Math
Category MCQ

Class 10 Math Chapter 1 MCQ Question Answer


1. Which of the following is not a rational number? Most Important
(A)  \displaystyle \sqrt{9}
(B)  \displaystyle \sqrt{8}
(C)  \displaystyle \sqrt{{81}}
(D)  \displaystyle 1.\overline{{35}}

Answer

Ans – (B)  \displaystyle \sqrt{8}


2. Which of the following rational number is a terminating decimal ?

(A)  \displaystyle \frac{2}{{15}}

(B)  \displaystyle \frac{7}{{80}}

(C)  \displaystyle \frac{3}{{14}}

(D) None of these

Answer

Ans – (B)  \displaystyle \frac{7}{{80}}


3. If H.C.F. of 225 and 135 is 45, then their L.C.M. is :
(A) 675
(B) 1025
(C) 835
(D) 345

Answer

Ans – (A) 675


4. If H.C.F of 26 and 91 is 13, then their L.C.M is:
(A) 184
(B) 183
(C) 182
(D) 181

Answer

Ans – (C) 182


5. The relation between HCF and LCM of 12 and 20 will be:
(A) HCF > LCM
(B) HCF < LCM
(C) HCF = LCM
(D) None of these

Answer

Ans – (B) HCF < LCM


Also Read Class 10 Math NCERT Solution
Also Read Class 10 Important Questions [Latest]

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