This quiz works best with JavaScript enabled. Home > Cbse > Class 10 > Mathematics > Real Numbers > Class 10 Maths Chapter 1 Real Numbers – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Maths Chapter 1 Real Numbers Quiz 10 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. If the LCM of 12 and 42 is 10m+4, then the value of 'm' A) 7. B) 8. C) 6. D) None of the above. Show Answer Correct Answer: B) 8. 2. There is a circular path around a sports field. Priya takes 18 minutes to drive one round of the field. Harish takes 12 minutes. Suppose they both start at the same point and at the same time and go in the same direction. After how many minutes will they meet? A) 40 minutes. B) 18 minutes. C) 36 minutes. D) 6 minutes. Show Answer Correct Answer: C) 36 minutes. 3. Find the greatest number that can divide 6, 9 and 12 without any remainder. A) 6. B) 12. C) 3. D) 9. Show Answer Correct Answer: C) 3. 4. What is the most specific set for $0$ A) Rational. B) Irrational. C) Natural. D) Integer. E) Whole. Show Answer Correct Answer: E) Whole. 5. The decimal expansion of $\frac{22}{7}$ A) Terminating. B) Non-terminating and repeating. C) Non-terminating and non-repeating. D) None of these. Show Answer Correct Answer: B) Non-terminating and repeating. 6. ASSERTION (A):HCF of two or more numbers =Product of the smallest of each common prime factors, involved in the numbersREASON (R):The HCF of 12, 21 and 15 is 3 A) A is true, R is a correct explanation for A. B) A is true;R is false A is false;R is true. C) A is false;R is true. D) A is true, R is true, R is not a correct explanation for A. Show Answer Correct Answer: A) A is true, R is a correct explanation for A. 7. A rational number in its decimal expansion is 327.7081. What would be the prime factors of q when the number is expressed in the p/q form? A) 2 and 3. B) 2, 3 and 5. C) 3 and 5. D) 2 and 5. Show Answer Correct Answer: D) 2 and 5. 8. $\left(4\times10^{-5}\right)+\left(3\times10^{-5}\right)$ A) $7\times10^{-5}$. B) $7\times10^0$. C) $7\times10^{-10}$. D) $7\times10^5$. Show Answer Correct Answer: A) $7\times10^{-5}$. 9. A garden consists of 135 rose plants planted in certain number of columns.There are another set of 225 marigold plants, which is to be planted in the same number of columns.Based on teh above information answer the following questions:Find the sum of exponents of the prime factors of total number of plants? A) 6. B) 5. C) 3. D) 5. Show Answer Correct Answer: A) 6. 10. If b = 3, then any integer can be expressed as a = A) 3q. B) 3q+1. C) 3q, 3q+1, 3q+2. D) None of the above. Show Answer Correct Answer: C) 3q, 3q+1, 3q+2. 11. The total possible values of 'r', if a=5q+r, where 5 is divisor A) 6. B) 5. C) 1. D) None of these. Show Answer Correct Answer: B) 5. 12. Solve the equation:2x-5 = 11 A) X = 10. B) X = 8. C) X = 6. D) X = 12. Show Answer Correct Answer: B) X = 8. 13. Which property states that any number multiplied by one stays the same? A) Multiplicative Property of Zero. B) Additive Inverse. C) Multiplicative Identity. D) Additive Identity. Show Answer Correct Answer: C) Multiplicative Identity. 14. The natural numbers are also called counting numbers. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 15. Give the most specific classification for $-4.\overline{54}$ A) Rational. B) Irrational. C) Natural. D) Whole. E) Integers. Show Answer Correct Answer: A) Rational. 16. Which number is this list is the greatest? A) $8.\overline{33}$. B) $\sqrt{64}$. C) $\frac{17}{2}$. D) $3\pi$. Show Answer Correct Answer: D) $3\pi$. 17. For some integer n, the odd integer is represented in the form of:(a) n(b) n + 1(c) 2n + 1(d) 2n A) A. B) C. C) D. D) B. Show Answer Correct Answer: B) C. 18. Real numbers is denoted by A) Z. B) W. C) N. D) R. Show Answer Correct Answer: D) R. 19. Which of the following describe $\sqrt[]{23}$ A) Whole number. B) Rational number. C) Irrational number. D) Natural number. E) Integer. Show Answer Correct Answer: C) Irrational number. 20. Which number is divisible by 11? A) 1564. B) 1122. C) 1452. D) 1416. Show Answer Correct Answer: C) 1452. 21. Which of the following rational numbers have non-terminating repeating decimal expansion A) 23/200. B) 31/3125. C) 17/512. D) 64/455. Show Answer Correct Answer: D) 64/455. 22. (Choose all correct answers) $-0.\overline{6}$ A) Whole number. B) Integer. C) Rational number. D) None of these. Show Answer Correct Answer: C) Rational number. 23. Name the set or sets to which each real number belongs. $\frac{13}{3}$ A) Natural Number. B) Irrational. C) Rational. D) Integer. E) Whole Number. Show Answer Correct Answer: C) Rational. 24. $\frac{987}{10500}$ A) Terminatingdecimal expansion. B) Non-TerminatingNon repeating decimal expansion. C) Non-Terminatingrepeating decimal expansion. D) Noneof these. Show Answer Correct Answer: A) Terminatingdecimal expansion. 25. (-5)$^{3}$ (2)$^{3}$ = A) (-10)$^{3}$. B) 10$^{3}$. C) 5$^{6}$. D) 2$^{-6}$. Show Answer Correct Answer: A) (-10)$^{3}$. 26. What is the decimal representation of the square root of 2? A) 1.414. B) 1.732. C) 1.4142135623730951. D) 1.618. Show Answer Correct Answer: C) 1.4142135623730951. 27. Select all sets that the number belongs to:$0.\overline{4}$ A) Integer. B) Natural Number. C) Whole Number. D) Rational Number. Show Answer Correct Answer: D) Rational Number. 28. List ALL of the categories-3 could fit into. A) Whole, integer. B) Natural, whole, integer, rational. C) Integer, rational. D) Natural, whole. Show Answer Correct Answer: C) Integer, rational. 29. When Euclid's lemma is used for a < b as a = bq+r, then which of the following is true A) R=0. B) A=0. C) B=0. D) Q=0. Show Answer Correct Answer: D) Q=0. 30. What property is this?9(b + 0.5) = 9b + 4.5 A) Commutative. B) Associative. C) Additive Inverse. D) Distributive. Show Answer Correct Answer: D) Distributive. 31. Ex 3. Simplify11+2-2 A) 11. B) 15. C) All the above. D) None of the above. Show Answer Correct Answer: A) 11. 32. The product of two different irrational numbers is always A) Rational. B) Irrational. C) Both of above. D) None of above. Show Answer Correct Answer: B) Irrational. 33. $\frac{\left[\left(3+1\right)^2\right]^3}{\left(7-3\right)^2}$ A) 3. B) 6. C) 256. D) 12. Show Answer Correct Answer: C) 256. 34. If the number 91876y2 is completely divisible by 8, then the smallest whole number in place of y will be A) 1. B) 2. C) 4. D) 3. Show Answer Correct Answer: D) 3. 35. The set A = {0, 1, 2, 3, 4, ..... } represents the set of A) Odd numbers. B) Even numbers. C) Natural numbers. D) Whole numbers. Show Answer Correct Answer: D) Whole numbers. 36. What is the most specific set for $\pi$ A) Irrational. B) Integer. C) Whole. D) Natural. E) Rational. Show Answer Correct Answer: A) Irrational. 37. Which of the numbers mentioned below is/are not real numbers? A) Natural Numbers. B) Rational Numbers. C) Integers. D) None of the above. Show Answer Correct Answer: D) None of the above. 38. What are the subsets within the integer set? A) Rational. B) Natural. C) Natural, whole. D) Irrational. Show Answer Correct Answer: C) Natural, whole. 39. Every composite number can be written as the product of powers of primes. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 40. What is the best classification for this number? 10 A) Whole. B) Rational. C) Integer. D) Natural. Show Answer Correct Answer: D) Natural. 41. Identify the example of theidentity property of addition. A) A + b = b + a. B) A + (-a) = 0. C) A + 0 = a. D) A + a = 2a. Show Answer Correct Answer: C) A + 0 = a. 42. Rewrite 3$^{4}$ = 81 in logarithmic form. A) Log$_{81}$3 = 4. B) Log$_{3}$81 = 4. C) Log$_{3}$4 = 81. D) Log$_{}$$_{4}$81 = 3. Show Answer Correct Answer: B) Log$_{3}$81 = 4. 43. If HCF(a, 8) = 4, LCM(a, 8) = 24 then 'a' is A) 14. B) 8. C) 12. D) 10. Show Answer Correct Answer: C) 12. 44. If n is negative and z is zero, z/n is A) Negative. B) Undefined. C) Positive. D) Zero. Show Answer Correct Answer: D) Zero. 45. 1) 2.13113111311113 ..... is a/an A) Irrational number. B) Rational number. C) Terminating decimal. D) Recurring decimal. Show Answer Correct Answer: A) Irrational number. 46. The 3 in 3xy is called the ..... A) Index. B) Constant. C) Coefficient. D) Expression. Show Answer Correct Answer: C) Coefficient. 47. In a school, there are two Sections A and B of class X. There are 48 students in Section A and 60 students in Section B. Determine the least number of books required for the library of the school so that the books can be distributed equally among all students of each Section. (2017 OD) A) 120. B) 240. C) 24. D) 12. Show Answer Correct Answer: B) 240. 48. Negative numbers lie on number line A) Right side of zero. B) Left side of zero. C) Not lie on number line. D) None. Show Answer Correct Answer: B) Left side of zero. 49. Prime factorisation of 125 is A) 5x5x5. B) 5x25. C) 5x5. D) 2x5x5x2. Show Answer Correct Answer: A) 5x5x5. 50. Write in exponential form.log$_{2}$32 = 5 A) 2$^{5}$ = 32. B) 2$^{-5}$ = 32. C) 32$^{5}$ = 2. D) 2$^{32}$ = 5. Show Answer Correct Answer: A) 2$^{5}$ = 32. 51. Two alarm clocks ring their alarms at regular intervals of 50 seconds and 48 seconds. If they first beep together at 12 noon, at what time will they beep again for the first time? A) 12:20. B) 12:11. C) 12:12. D) None of these. Show Answer Correct Answer: A) 12:20. 52. Which number below has a value between 4.5 and 4.6? A) $\sqrt{17}$. B) $\sqrt{21}$. C) All the above. D) None of the above. Show Answer Correct Answer: B) $\sqrt{21}$. 53. Cindy and Sarah were in charge of selling tickets to the class play. Cindy sold 21 tickets and Sarah sold 77 tickets. What is the ratio of the number of tickets Cindy sold to the number of tickets Sarah sold? A) 7:11. B) 12 to 77. C) 3 to 7. D) 21:77. Show Answer Correct Answer: D) 21:77. 54. Which number has a greater value? A) 0.07. B) 0.7. C) All the above. D) None of the above. Show Answer Correct Answer: B) 0.7. 55. Calculate the sum of-4.3 and 7.8 A) 3.5. B) 2.5. C) -1.2. D) 6.3. Show Answer Correct Answer: A) 3.5. 56. Which of the following is a whole number? A) -1. B) -2. C) -10. D) 10. Show Answer Correct Answer: D) 10. 57. Any number you multiply by zero is equal to zero. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 58. Is $74.\overline{8}$ A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 59. Which of the following is non-terminating decimal A) 12/5. B) 17/14. C) 1/2. D) 9/10. Show Answer Correct Answer: B) 17/14. 60. If p is positive and n is negative, pn is A) Zero. B) Undefined. C) Positive. D) Negative. Show Answer Correct Answer: D) Negative. ← PreviousNext →Related QuizzesMathematics QuizzesClass 10 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books