Class 10 Maths Chapter 1 Real Numbers Quiz 38 (10 MCQs)

Quiz Instructions

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1. The number-8 belongs to what number set(s)?

Correct Answer: D) Integer and Rational.

2. What is the smallest number that can be divided by 5 and 10 and leaves a remainder of 2?

Correct Answer: B) 12.

3. Identify the property a + (-a) = 0

Correct Answer: A) Inverse of addition.

4. Classify 0 in the real number system.

Correct Answer: C) Whole, Integer, Rational.

5. The decimal expansion of the rational number 14587/1250 will terminate after

Correct Answer: D) Four decimal places.

6. 1/an=

Correct Answer: B) A$^{-n}$.

7. Write in Scientific Notation0.00072

Correct Answer: C) 7.2 x $10^{-4}$.

8. Which number is not the square of a whole number?

Correct Answer: C) 800.

9. If 5$^{3}$ =125, then the logarithm form .....

Correct Answer: B) Log$_{5 }$125 = 3.

10. Rational numbers are written in the form of p/q. How many common factors can they have?

Correct Answer: B) 1.