This quiz works best with JavaScript enabled. Home > Cbse > Class 10 > Mathematics > Real Numbers > Class 10 Maths Chapter 1 Real Numbers – Quiz 14 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Maths Chapter 1 Real Numbers Quiz 14 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The smallest rational number by which $\frac{1}{3}$ A) $\frac{1}{10}$. B) $\frac{3}{10}$. C) 3. D) None of these. Show Answer Correct Answer: B) $\frac{3}{10}$. 2. Place in order least to greatest $-9.4, \\-\\frac{9}{10}, \\-9.1$ A) $-9.1, \\-9.4, \\-\frac{9}{10}$. B) $-\frac{9}{10}, \-9.1, \\-9.4$. C) $-\frac{9}{10}, \-9.4, \\-9.1$. D) $-9.4, \\-9.1, \\-\frac{9}{10}$. Show Answer Correct Answer: D) $-9.4, \\-9.1, \\-\frac{9}{10}$. 3. Which of the following is not an irrational number? A) $5+\sqrt{9}$. B) $4+\sqrt{2}$. C) $5-\sqrt{3}$. D) $\sqrt{5}+\sqrt{3}$. Show Answer Correct Answer: A) $5+\sqrt{9}$. 4. What is the most specific set for $5$ A) Whole. B) Natural. C) Integer. D) Irrational. E) Rational. Show Answer Correct Answer: B) Natural. 5. A circular field has a circumference of 360 km. Two cyclists Sumeet and Johan start together and can cycle at speeds of 12km/hr and 15km/hr respectively round the field.Based on the above information answer the following questions:What is the time taken by Johan to complete to one round? A) 24 hours. B) 36 hours. C) 15 hours. D) 20 hours. Show Answer Correct Answer: A) 24 hours. 6. Find LCM of 6ab and 9abp A) 18abp. B) 6abp. C) 18ab. D) 6ab. Show Answer Correct Answer: A) 18abp. 7. Fraction form of 0.6666 ..... is A) 6/9. B) 3/2. C) 2/3. D) 4/6. E) 6/4. Show Answer Correct Answer: C) 2/3. 8. HCF of 48 and 120 is ..... A) 24. B) 8. C) 12. D) 18. Show Answer Correct Answer: A) 24. 9. True or False? All rational numbers are whole numbers. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 10. When divisor is 4 then possible remainders are ..... ' A) Greater than 5. B) 0, 1, 2, 3. C) 3, 4, 5. D) 1, 2, 3. Show Answer Correct Answer: B) 0, 1, 2, 3. 11. If b = (-3) and c = (-1/2), find bc. A) 3/2. B) -6. C) -3/2. D) 6. Show Answer Correct Answer: A) 3/2. 12. Expanded form of log 8/27 A) 3 log 2-3 log 3. B) Log 8-log 27. C) 3 ( log 2-log 3 ). D) All the above. Show Answer Correct Answer: D) All the above. 13. The sum of two rational numbers is always A) Integer. B) Irrational. C) Rational. D) Positive. Show Answer Correct Answer: C) Rational. 14. (a) a number finds the product of that number and itself. A) A. Squaring. B) Square Rooting. C) All the above. D) None of the above. Show Answer Correct Answer: A) A. Squaring. 15. Which number is between $6\\frac{1}{8}$ $\sqrt{65}$ A) $7\\frac{1}{2}$. B) $8.\overline{16}$. C) $\sqrt{68}$. D) None of the above. Show Answer Correct Answer: A) $7\\frac{1}{2}$. 16. Ben exercises every 12 days and Isabel every 8 days. Ben and Isabel both exercised today. How many days will it be until they exercise together again? A) 4. B) 24. C) 6. D) 12. Show Answer Correct Answer: B) 24. 17. If p and q are integers and is represented in the form of p/q, then it is a: A) Even number. B) Natural number. C) Whole number. D) Rational number. Show Answer Correct Answer: D) Rational number. 18. The value of 1/ $\sqrt{10}$ $\sqrt{10}$ A) 31.62. B) 3.162. C) 0.3162. D) 0.03162. Show Answer Correct Answer: C) 0.3162. 19. A radio station is giving away a $ 100 bill to every 30th caller and movie tickets to every 40th caller. Which caller will be the first to win both prizes? A) 10. B) 5. C) 120. D) 2. Show Answer Correct Answer: C) 120. 20. 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 teh same number of columns.Based on teh above information answer the following questions:What is the maximum number of columns in which they can be planted? A) 45. B) 35. C) 15. D) 40. Show Answer Correct Answer: A) 45. 21. Which number is a factor of 10 A) 5. B) 4. C) 3. D) 8. Show Answer Correct Answer: A) 5. 22. If b=3, then any integer can be expressed as a= A) 3q, 3q+1, 3q+2. B) 3q. C) None of above. D) 3q+1. Show Answer Correct Answer: A) 3q, 3q+1, 3q+2. 23. Which among the following is false A) The real number is either a rational or irrational. B) All real numbers can be expressed in fraction form. C) 0 is a real number. D) All integers are real numbers. Show Answer Correct Answer: B) All real numbers can be expressed in fraction form. 24. The set of ..... contains all the numbers that are rational and irrational. A) Natural numbers. B) Integers. C) Real numbers. D) Whole numbers. Show Answer Correct Answer: C) Real numbers. 25. Explain the concept of absolute value with an example. A) The absolute value of-10 is-10. B) The absolute value of-5 is 5. C) The absolute value of 0 is 1. D) The absolute value of 3 is-3. Show Answer Correct Answer: B) The absolute value of-5 is 5. 26. Which of the following is a perfect square? A) 81. B) 48. C) 110. D) 24. Show Answer Correct Answer: A) 81. 27. Which of the following real numbers is least? A) $\sqrt{51}$. B) $6\pi$. C) $\frac{20}{3}$. D) 7.1. Show Answer Correct Answer: C) $\frac{20}{3}$. 28. Write as one logarithm. Simplify, if possible.log$_{6}$3 + log$_{6}$2 A) Log$_{6}$5. B) Log$_{6}$1. C) 0. D) 1. Show Answer Correct Answer: D) 1. 29. State the commutative property of addition for real numbers A) A + b = b * a for all real numbers a and b. B) A + b = b-a for all real numbers a and b. C) A + b = a + b for all real numbers a and b. D) A + b = b + a for all real numbers a and b. Show Answer Correct Answer: D) A + b = b + a for all real numbers a and b. 30. The value of $\log_3\sqrt{81}$ A) 9. B) 1. C) 2. D) 4. Show Answer Correct Answer: C) 2. 31. How many rational numbers will exist in between two rational numbers? A) 2. B) 1. C) 0. D) Infinite. Show Answer Correct Answer: D) Infinite. 32. The Fundamental Theorem of Arithmetic is used to find: A) Decimal expansion. B) HCF and LCM. C) Square root. D) Cube root. Show Answer Correct Answer: B) HCF and LCM. 33. Indicate the first three whole numbers. A) 1, 2, 3. B) 0, 1, 2. C) 2, 4, 6. D) None of the above. Show Answer Correct Answer: B) 0, 1, 2. 34. List all the classifications of numbers that apply to the real number.-18/6 A) Rational, Integer. B) Natural, Whole, Integer, Rational. C) Rational, Integer, Whole. D) Rational. Show Answer Correct Answer: A) Rational, Integer. 35. An even prime number is A) 8. B) 2. C) 1. D) 4. Show Answer Correct Answer: B) 2. 36. Give the most specific classification for $-4$ A) Irrational. B) Rational. C) Integers. D) Whole. E) Natural. Show Answer Correct Answer: C) Integers. 37. Which list shows the numbers ordered in ascending order? 75, 78, -79, -31, 16, -40, -53 A) -31, -40, -53, -79, 16, 75, 78. B) -79, -53, -40, -31, 16, 75, 78. C) 78, 75, 16, -79, -53, -40, -31. D) None of the above. Show Answer Correct Answer: B) -79, -53, -40, -31, 16, 75, 78. 38. Which of these shows a repeating decimal? A) 5.66. B) $5.\overline{6}$. C) $5\\frac{2}{3}$. D) None of the above. Show Answer Correct Answer: B) $5.\overline{6}$. 39. A garden has an area of 9 square meters. Each square is 1 square meter. What is the length of one side of this garden? A) 1 meter. B) 3 meters. C) 16 meters. D) None of the above. Show Answer Correct Answer: B) 3 meters. 40. Classify the following number by naming the set or sets to which it belongs:-9 A) Integer. B) Rational number. C) Irrational. D) Integer and rational numbers. Show Answer Correct Answer: D) Integer and rational numbers. 41. Integers, whole numbers, and counting numbers are a subset of ..... A) Rational Numbers only. B) Irrational Numbers. C) Rational and Real numbers. D) Real numbers only. Show Answer Correct Answer: C) Rational and Real numbers. 42. $-\frac{1}{8}+\frac{3}{4}$ A) $\frac{3}{4}$. B) $\frac{5}{8}$. C) $\frac{1}{4}$. D) $\frac{2}{8}$. Show Answer Correct Answer: B) $\frac{5}{8}$. 43. Give the most specific classification for $0$ A) Integers. B) Whole. C) Irrational. D) Natural. E) Rational. Show Answer Correct Answer: B) Whole. 44. The values of the remainder r, when a positive integer a is divided by 5 are: A) 1, 2, 3, 4, 5. B) 0, 1, 2, 3, 4, 5. C) 1, 2, 3, 4. D) 0, 1, 2, 3, 4. Show Answer Correct Answer: D) 0, 1, 2, 3, 4. 45. HCF of 11 and 13 is A) 1. B) 13. C) 11. D) 143. Show Answer Correct Answer: A) 1. 46. $\left(\frac{81}{16}\right)^{-\frac{3}{4}}$ A) 9/4. B) 4/9. C) 8/27. D) 27/8. Show Answer Correct Answer: C) 8/27. 47. Write 0.323232 ..... in rational form A) 31/99. B) 32/9. C) 32/99. D) 32/100. Show Answer Correct Answer: C) 32/99. 48. The number obtained on rationalizing the denominator of $\frac{3}{\sqrt{3}}$ A) $\frac{\sqrt{3}}{3}$. B) $\sqrt{3}$. C) 3. D) $3\sqrt{3}$. Show Answer Correct Answer: B) $\sqrt{3}$. 49. L.C.M. of the numbers 108 and 72 A) 108. B) 216. C) 432. D) 72. Show Answer Correct Answer: B) 216. 50. Given that LCM of (91, 26) = 182 then HCF (91, 26) is A) 9. B) 7. C) 13. D) 26. Show Answer Correct Answer: C) 13. 51. Classify the number by checking all that apply! $5\pi$ $\pi$ A) Whole. B) Irrational. C) Rational. D) Natural. E) Integer. Show Answer Correct Answer: B) Irrational. 52. Which of the following is composite number A) 11. B) 5. C) 2. D) 9. Show Answer Correct Answer: D) 9. 53. Which of the following has a non-terminating decimal expansion? A) 4/7. B) 3/8. C) 13/125. D) All of the above. Show Answer Correct Answer: A) 4/7. 54. Can be expressed as a product of its prime as A) $5^2$ $\times$. B) $5^2$ $\times$. C) 5 $\times$ $13^2$. D) 2 $\times^{ }$ $3^2\times5^2$. Show Answer Correct Answer: A) $5^2$ $\times$. 55. A number that can be written in the form a/b where a and b are integers is a ..... A) Irrational Number. B) Integer. C) Rational Number. D) Whole Number. Show Answer Correct Answer: C) Rational Number. 56. All numbers are real numbers. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 57. LCM of 396, 1080 A) 36. B) 11880. C) 1080. D) None of the above. Show Answer Correct Answer: B) 11880. 58. The LCM of three numbers 28, 44, and 132 is: A) 924. B) 258. C) 231. D) 462. Show Answer Correct Answer: A) 924. 59. If N1 when divided by d leaves a reminder R, then which number is exactly divisible by d? A) N1+R. B) N1-R+d. C) N1+R-d. D) N1-R. Show Answer Correct Answer: D) N1-R. 60. Ex 3. Simplify18+3-4 A) 17. B) -25. C) All the above. D) None of the above. Show Answer Correct Answer: A) 17. ← 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