This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Maths Chapter 1 Real Numbers – Quiz 18 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Maths Chapter 1 Real Numbers Quiz 18 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the largest number that divides 70 and 125, leaving remainders 5 and 8 respectively A) 45. B) 11. C) 17. D) 13. Show Answer Correct Answer: D) 13. 2. Determine if the number 0.333 ..... is rational or irrational A) Whole number. B) Rational. C) Irrational. D) Natural. Show Answer Correct Answer: B) Rational. 3. To enhance the reading skills of grade X students, the school nominates you and two of your friends to set up a class library.There are two sections.-Section A and Section B of grade X.There are 32 students in Section A and 36 students in Section B.Based on the above information answer the following questions.36 can be expressed as a product of its primes as A) $2^2\times3^2$. B) $2\times3^2$. C) $2^3\times3$. D) $2^0\times3^0$. Show Answer Correct Answer: A) $2^2\times3^2$. 4. If two positive integers p and q can be expressed as p = $ab^2$ $a^3b$ A) Ab. B) $a^2b^2$. C) $a^3b^2$. D) $a^3b^3$. Show Answer Correct Answer: C) $a^3b^2$. 5. Log $_{a }$x $^{n }$= A) N log $_{a }$x. B) N log $_{x }$a. C) 0. D) Log $_{a }$n$^{x}$. Show Answer Correct Answer: A) N log $_{a }$x. 6. The HCF & LCM of 12, 21, 15 are: A) 3, 140. B) 12, 420. C) 3, 420. D) 420, 3. Show Answer Correct Answer: C) 3, 420. 7. According to the Fundamental Theorem of Arithmetic, if p (a prime number) divides b$^{2}$ and b is positive, then ..... A) B divides p. B) B$^{2 }$divides p. C) P$^{2 }$divides b$^{2}$. D) P divides b. Show Answer Correct Answer: D) P divides b. 8. Find HCF of 4pq$^{2}$r, 5p$^{2}$qr, and 6pqr$^{2}$ A) Pqr. B) 2pqr. C) P$^{2}$q$^{2}$r$^{2}$. D) 2p$^{2}$q$^{2}$r$^{2}$. Show Answer Correct Answer: A) Pqr. 9. An irrational number cannot be written in the form $\frac{p}{q}$ A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 10. The product of two consecutive integers is divisible by A) 2. B) 3. C) 5. D) 7. Show Answer Correct Answer: A) 2. 11. -1.4 is not included in the set of ..... because it has a decimal (or fractional) part. A) Rational numbers. B) Integers. C) Real numbers. D) None of the above. Show Answer Correct Answer: B) Integers. 12. Evaluate:log$_{4}$16 A) 2. B) 4. C) 1/2. D) -2. Show Answer Correct Answer: A) 2. 13. The product of two consecutive positive integers is divisible by 2' A) TRUE. B) FALSE. C) CAN'T SAY. D) NON OF THESE. Show Answer Correct Answer: A) TRUE. 14. Sylvia's square pool has an area of 130 ft$^{2}$. What is the approximate side length of the pool? (Between which two whole numbers?) A) 10 and 11. B) 11 and 12. C) 12 and 13. D) 13 and 14. Show Answer Correct Answer: B) 11 and 12. 15. What kind of real number is this? Check all that applies. $\sqrt{11}$ A) Natural Numbers. B) Whole Numbers. C) Integers. D) Rational Numbers. E) Irrational Numbers. Show Answer Correct Answer: E) Irrational Numbers. 16. -4.5 + (-3.1) A) -7.6. B) -1.4. C) 1.4. D) 7.6. Show Answer Correct Answer: A) -7.6. 17. Which of the following is the decimal expansion of an irrational number A) 4.561. B) 0.12. C) 5.010010001 . D) 6.03. Show Answer Correct Answer: C) 5.010010001 . 18. Given that HCF( 26, 91) =13, then LCM of (26, 91) is: A) 2366. B) 182. C) 91. D) 364. Show Answer Correct Answer: B) 182. 19. Two bikers are riding a circular path. The first rider completes a round in 12 minutes. The second rider completes a round in 18 minutes. If they both started at the same place and time and go in the same direction, after how many minutes will they meet again at the starting point?Problem can be solved using A) LCM. B) HCF. C) None. D) None of the above. Show Answer Correct Answer: A) LCM. 20. Which of the following numbers has terminating decimal expansion? A) $\frac{37}{45}$. B) $\frac{21}{2^35^6}$. C) $\frac{17}{49}$. D) $\frac{89}{2^23^2}$. Show Answer Correct Answer: B) $\frac{21}{2^35^6}$. 21. -6-3-(-2) A) -11. B) -7. C) 7. D) 11. Show Answer Correct Answer: B) -7. 22. Find the least number which when divided by 12, 16, 24 and 36 leaves a remainder 7 in each case. A) 43. B) 103. C) 132. D) None of these. Show Answer Correct Answer: D) None of these. 23. Prime factorisation of 455 is ..... A) 7X13X5. B) 7X7X5. C) 15X3X7. D) 2X2X5X7X9. Show Answer Correct Answer: A) 7X13X5. 24. A Physical Education Teacher wishes to distribute 60 balls and 135 bats equally among a number of boys. The greatest number receiving the gift in this way are ..... A) 15. B) 17. C) 16. D) None of the above. Show Answer Correct Answer: A) 15. 25. Value of $\sqrt[4]{81^{-2}}$ A) $\frac{1}{9}$. B) $\frac{1}{3}$. C) 9. D) $\frac{1}{81}$. Show Answer Correct Answer: A) $\frac{1}{9}$. ← 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