This quiz works best with JavaScript enabled. Home > Class 9 > Class 9 Maths Chapter 1 Number Systems – Quiz 13 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 9 Maths Chapter 1 Number Systems Quiz 13 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which decimal is equivalent to $-3\frac{19}{30}$ A) -3.63. B) $-3.6\overline{3}$. C) $-3.\overline{63}$. D) -3.6363 . Show Answer Correct Answer: B) $-3.6\overline{3}$. 2. At the gym, Hillary swims every 6 days, runs every 4 days and cycles every 16 days. If she did all three activities today, in how many days will she do all three activities on the same day? (hint LCM) A) 16. B) 24. C) 48. D) 32. Show Answer Correct Answer: C) 48. 3. I 44 I A) 44. B) -44. C) All the above. D) None of the above. Show Answer Correct Answer: A) 44. 4. 000+40, 000++300+70+8This adds up to ..... A) 6, 40, 378. B) 8, 24, 378. C) All the above. D) None of the above. Show Answer Correct Answer: A) 6, 40, 378. 5. A farm was selling tickets for hay rides. Each ticket cost $ 12. On Saturday, there was $ 2, 352 in ticket sales. How many people went on the hay ride on Saturday? A) 212. B) 199. C) 196. D) None of the above. Show Answer Correct Answer: C) 196. 6. 1's complement of 1011101 is ..... A) 0101110. B) 1001101. C) 0100010. D) 1100101. Show Answer Correct Answer: C) 0100010. 7. What is the multiplicative inverse of $5$ $Z_9$ A) 5. B) 4. C) 3. D) 2. Show Answer Correct Answer: D) 2. 8. Multiply:(2 + 3)(2-3) A) 4-3. B) 1. C) 3. D) 4 + 3. Show Answer Correct Answer: B) 1. 9. The decimal expansion of 1/3 is: A) Terminating. B) Non-terminating recurring. C) Non-terminating non-recurring. D) None of these. Show Answer Correct Answer: B) Non-terminating recurring. 10. Number Systems #5-The correct order of answers for #5 is ..... A) .75, .375, .8333. B) .83, .75, .375. C) .75, .375, .83. D) .375, .8333, 75. Show Answer Correct Answer: A) .75, .375, .8333. 11. What are the three rules we learn to divide fractions? A) Keep, Keep, Change. B) Keep, Change, Flip. C) Change, Keep, Flip. D) Keep, Flip, Change. Show Answer Correct Answer: B) Keep, Change, Flip. 12. The base of binary number system is ..... A) 10. B) 8. C) 2. D) None of the above. Show Answer Correct Answer: C) 2. 13. Every point on a number line represents A) A natural number. B) A rational number. C) One and only one real number. D) An irrational number. Show Answer Correct Answer: C) One and only one real number. 14. $Simplify\\frac{4}{2+\sqrt{3}+\sqrt{7}}$ A) $\frac{2\sqrt{3}+3-21}{3}$. B) $\frac{2+\sqrt{3}-21}{3}$. C) All the above. D) None of the above. Show Answer Correct Answer: A) $\frac{2\sqrt{3}+3-21}{3}$. 15. Madison uses 54 beads to make one necklace. If Madison has 2, 185 beads, how many necklaces can she make and how many beads would be left over? A) 40 necklaces with 15 beads left over. B) 40 necklaces with 25 beads left over. C) 42 necklaces with 17 beads left over. D) 42 necklaces with 27 beads left over. Show Answer Correct Answer: B) 40 necklaces with 25 beads left over. 16. To which category does 1/2 belong? A) Integer & Rational. B) Rational #. C) Integer Only. D) Whole # Only. Show Answer Correct Answer: B) Rational #. 17. ..... number system has 16 digits. A) Decimal. B) Hexa decimal. C) Octal. D) None of the above. Show Answer Correct Answer: B) Hexa decimal. 18. Convert 0.16 (repeating) to rational number. A) 1/6. B) 16/99. C) 8/45. D) 16/90. Show Answer Correct Answer: C) 8/45. 19. What is the decimal equivalent of the hexadecimal number A? A) 10. B) 11. C) 12. D) 13. Show Answer Correct Answer: A) 10. 20. Say 'TRUE' or 'FALSE'Every irrational number is a real number A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 21. To which category does the number 1.6 belong? A) Whole # Only. B) Integer Only. C) Rational # Only. D) Whole # & Integer. Show Answer Correct Answer: C) Rational # Only. 22. Convert the binary number 1011 to decimal. A) 11. B) 14. C) 12. D) 10. Show Answer Correct Answer: A) 11. 23. The temperature drops 2 degrees per hour for 3 hours. Which of the following expressions does NOT describe the change in temperature? A) -2(3). B) (-2) + (-2) + (-2). C) (2)(3). D) -2-2-2. Show Answer Correct Answer: C) (2)(3). 24. Numbers like-3, -2, -1, 0, 1, 2, 3 are called is what type of number (click all the correct answers)? A) Whole numbers. B) Integers. C) Rational numbers. D) Natural numbers. Show Answer Correct Answer: B) Integers. 25. Which of the following is not always true? A) The sum of two rational numbers is rational. B) The product of two irrational numbers is rational. C) The sum of an irrational number and a rational number is irrational. D) The product of a nonzero rational number and an irrational number is irrational. Show Answer Correct Answer: B) The product of two irrational numbers is rational. ← PreviousNext →Related QuizzesClass 9 Maths Chapter 1 Number Systems Quiz 1Class 9 Maths Chapter 1 Number Systems Quiz 2Class 9 Maths Chapter 1 Number Systems Quiz 3Class 9 Maths Chapter 1 Number Systems Quiz 4Class 9 Maths Chapter 1 Number Systems Quiz 5Class 9 Maths Chapter 1 Number Systems Quiz 6Class 9 Maths Chapter 1 Number Systems Quiz 7Class 9 Maths Chapter 1 Number Systems Quiz 8Class 9 Maths Chapter 1 Number Systems Quiz 9Class 9 Maths Chapter 1 Number Systems Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books