This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Maths Chapter 1 Real Numbers – Quiz 22 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Maths Chapter 1 Real Numbers Quiz 22 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Homework is assigned every ..... and due ..... A) Monday, Tuesday. B) Monday, Friday. C) Monday, Thursday. D) None of the above. Show Answer Correct Answer: B) Monday, Friday. 2. L.C.M. of two co-prime numbers is always A) Product of numbers. B) Sum of numbers. C) Difference of numbers. D) None. Show Answer Correct Answer: A) Product of numbers. 3. The square root of 57 is ..... A) Rational. B) Irrational. C) All the above. D) None of the above. Show Answer Correct Answer: B) Irrational. 4. Which is true about the decimal form of an irrational number? A) The decimal terminates. B) The decimal both repeats and terminates. C) The decimal repeats. D) The decimal does not repeat nor terminate. Show Answer Correct Answer: D) The decimal does not repeat nor terminate. 5. If p isan irrational number then p-5 is a A) Rational number. B) Irrational number. C) Prime number. D) Natural number. Show Answer Correct Answer: B) Irrational number. 6. If two positive integers a and b are written as a = x$^{3}$y$^{2}$ and b = xy$^{3}$; x, y are prime numbers, then HCF (a, b) is A) Xy. B) Xy$^{2}$. C) X$^{3}$y$^{3}$. D) X$^{2}$y$^{2}$. Show Answer Correct Answer: B) Xy$^{2}$. 7. Which of the following decimal expansion is irrational: A) $2.3\overline{45}$. B) $2.110110011 $. C) $12.36$. D) $\sqrt{225}$. Show Answer Correct Answer: B) $2.110110011 $. 8. Find the HCF (865, 255) using Euclid's division lemma. (2013) A) 5. B) 860. C) 255. D) 15. Show Answer Correct Answer: A) 5. 9. $\sqrt[]{10}\times\sqrt[]{15}$ A) $5\\sqrt[]{6}$. B) $6\\\sqrt[]{5}$. C) $\sqrt[]{30}$. D) $\sqrt[]{25}$. Show Answer Correct Answer: A) $5\\sqrt[]{6}$. 10. Write the logarithm expression as a single logarithmlog$_{5}$4 + log$_{5}$3 A) Log$_{5}$7. B) Log$_{5}$12. C) Log$_{7}$5. D) 3log$_{5}$4. Show Answer Correct Answer: B) Log$_{5}$12. 11. Does $\frac{1}{15}$ A) Terminating decimal. B) Repeating decimal. C) All the above. D) None of the above. Show Answer Correct Answer: B) Repeating decimal. 12. $a^{-1}$ A) A. B) 1. C) 0. D) $\frac{1}{a}$. Show Answer Correct Answer: D) $\frac{1}{a}$. 13. Name the set or sets to which each real number belongs. $\frac{19}{6}$ A) Natural Number. B) Whole Number. C) Integer. D) Rational. E) Irrational. Show Answer Correct Answer: D) Rational. 14. Convert 0.444 ..... to a fraction. A) 4/10. B) 4.4/99. C) 4/9. D) 2/5. Show Answer Correct Answer: C) 4/9. 15. The square root of a non-perfect square is: A) Rational. B) Irrational. C) Whole number. D) Integer. Show Answer Correct Answer: B) Irrational. 16. 1) A rational number in its decimal expansion is 327.7081. What would be the prime factors of q, if it is expressed in the p/q form A) 2 & 3. B) 3 & 5. C) 2, 3 & 5. D) 2, 5. Show Answer Correct Answer: D) 2, 5. 17. If the HCF of 65 and 117 is expressible in the form 65m-117, then the value of m is A) 4. B) 2. C) 1. D) 3. Show Answer Correct Answer: B) 2. 18. The least number that is divisible by all the numbers from 1 to 10 (both inclusive) is A) 10. B) 100. C) 504. D) 2520. Show Answer Correct Answer: D) 2520. 19. Express 0. $\overline{6}$ $\frac{p}{q}$ A) 6/10. B) 2/3. C) 4/5. D) 3/5. Show Answer Correct Answer: B) 2/3. 20. Product of three consecutive positive integers is NOT divisible by A) 2. B) 3. C) 6. D) 10. Show Answer Correct Answer: D) 10. 21. If the volume of a cube is 27in$^{3}$, what is the length of one side of the cube? A) 3in. B) 9in. C) 2.7in. D) 3cm. Show Answer Correct Answer: A) 3in. 22. A company is having an event that has a budget of $2.3\times10^4$ $\frac{1}{4}$ A) $2.3\times10^1$. B) $5.75\times10^3$. C) $5.75\times10^4$. D) $9.2\times10^4$. Show Answer Correct Answer: B) $5.75\times10^3$. 23. In decimal form A) 0.1111 . B) 0.2222 . C) 0.3333 . D) 0.9999. Show Answer Correct Answer: C) 0.3333 . 24. Which of the following is a non-terminating repeating decimal? A) $\frac{35}{14}$. B) $\frac{14}{35}$. C) $\frac{1}{7}$. D) $\frac{7}{8}$. Show Answer Correct Answer: C) $\frac{1}{7}$. 25. If p and q are two co-prime integers, then HCF and LCM of p and q will be: A) Pq, 1. B) P, q. C) 1, pq. D) Q, p. Show Answer Correct Answer: C) 1, pq. ← PreviousNext →Related QuizzesClass 10 Maths Chapter 1 Real Numbers Quiz 1Class 10 Maths Chapter 1 Real Numbers Quiz 2Class 10 Maths Chapter 1 Real Numbers Quiz 3Class 10 Maths Chapter 1 Real Numbers Quiz 4Class 10 Maths Chapter 1 Real Numbers Quiz 5Class 10 Maths Chapter 1 Real Numbers Quiz 6Class 10 Maths Chapter 1 Real Numbers Quiz 7Class 10 Maths Chapter 1 Real Numbers Quiz 8Class 10 Maths Chapter 1 Real Numbers Quiz 9Class 10 Maths Chapter 1 Real Numbers Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books