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Class 10 Mathematics: Real Numbers
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MCQs on Euclids division lemma, arithmetic fundamental theorem, irrational and rational numbers.

Class 10 Mathematics: Real Numbers
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19 Questions

1. The least common multiple of 135 and 24 is _________
2. A bakery sells cookies in three boxes. The three boxes contain 60, 84 and 108 number of cookies. The baker wants to sells 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 _______
3. From the following numbers, which number is not a rational number?
4. The fundamental theorem of arithmetic states that, every composite number can be factorized as product of primes and this factorization is unique.
5. Which of the following rational is non-terminating repeating decimal?
6. A number when divided by 60 gives 35 as quotient and leaves 81 as remainder. What is the number?
7. The sum of two irrational numbers is a rational number.
8. The highest common factor of 21 and 90 is _________
9. The fundamental theorem of arithmetic states that, every composite number can be factorized as product of primes and this factorization is unique.
10. The least common multiple of 135 and 24 is _________
11. The sum of two irrational numbers is a rational number.
12. The HCF of 80 and 567 is ___________
13. For any integer m, square of the number is of the form ______ or ______
14. The product of a rational and an irrational number is rational number.
15. The highest common factor of 21 and 90 is _________
16. A bakery sells cookies in three boxes. The three boxes contain 60, 84 and 108 number of cookies. The baker wants to sells 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 _______
17. The sum of two rational numbers is a rational number.
18. A number in the form of 6n, where n belongs to natural numbers, can never end with the digit
19. A number when divided by 60 gives 35 as quotient and leaves 81 as remainder. What is the number?

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