This quiz works best with JavaScript enabled. Home > Class 9 > Class 9 Maths Chapter 1 Number Systems – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 9 Maths Chapter 1 Number Systems Quiz 5 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. 16 bit string is called A) Nibble. B) Byte. C) Word. D) Double wword. Show Answer Correct Answer: C) Word. 2. What is the base of the binary number system? A) 8. B) 2. C) 16. D) 10. Show Answer Correct Answer: B) 2. 3. Three friends went to the movies. They shared 4/5 of a candy bar. If they share the bar equally, how much of the candy bar will each person get? A) 5/8. B) 12/5. C) 2 2/5. D) 4/15. Show Answer Correct Answer: D) 4/15. 4. Convert 0.25 to binary A) 001. B) 010. C) 100. D) 101. Show Answer Correct Answer: B) 010. 5. One Nibble contain the number of bits equal to A) 2. B) 4. C) 8. D) 16. Show Answer Correct Answer: B) 4. 6. If a number is divisible by 4 and 6, what other number must it be divisible by? A) 8. B) 12. C) 24. D) 18. Show Answer Correct Answer: B) 12. 7. Which best describes the relationship between-25 and-30 on thenumber line? A) -25 is greater than-30. B) -25 is less than-30. C) -30 is located closer to zero than-25. D) -30 is located to the right of-25. Show Answer Correct Answer: A) -25 is greater than-30. 8. Sam's bank account balance on Monday was $ 8. On Tuesday, his account balance was-$ 2. How much money did Sam withdraw from his account between Monday and Tuesday? A) $ 2. B) $ 6. C) $ 8. D) $ 10. Show Answer Correct Answer: D) $ 10. 9. Convert 59.72$_{10 }$to BCD. A) 111011. B) 01011001.01110010. C) 1110.11. D) 0101100101110010. Show Answer Correct Answer: B) 01011001.01110010. 10. What is the binary representation of the decimal number 5? A) 110. B) 101. C) 100. D) 111. Show Answer Correct Answer: B) 101. 11. The BCD number for decimal 347 is ..... A) 1100 1011 1000. B) 0011 0100 0111. C) 0011 0100 0001. D) 1100 1011 0110. Show Answer Correct Answer: B) 0011 0100 0111. 12. Name the number system that best describes the situation.Battery percentage on your phone. A) Natural Numbers. B) Whole Numbers. C) Integers. D) Real Numbers. E) Rational Numbers. Show Answer Correct Answer: B) Whole Numbers. 13. Do you think $\sqrt{\left(3\right)\left(4\right)}$ $\sqrt{3}\times\sqrt{4}$ A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 14. Michael bought a pair of goggles for $ 21.35, a swim cap for $ 5.93, and aswim suit for $ 32.61. All prices include sales tax. How much did Michaelspend? A) $ 48.79. B) $ 49.89. C) $ 58.79. D) $ 59.89. Show Answer Correct Answer: D) $ 59.89. 15. The distance around the outside of Cedar Park is 0.8 mile. Joanie ran 0.25 of the distance during her lunch break. How far did she run? A) 1.05 mile. B) 0.55 mile. C) 0.2 mile. D) 3.2 mile. Show Answer Correct Answer: C) 0.2 mile. 16. Name the number system that best describes the situation.Time of a 400m runner in the Olympics. A) Whole numbers. B) Integers. C) Rational Numbers. D) Irrational Numbers. E) Real Numbers. Show Answer Correct Answer: E) Real Numbers. 17. How do you write this number using digits? Six Lakhs, fifty two thousand, twenty-two A) 6, 52, 200. B) 6, 52, 022. C) 6, 52, 202. D) 6, 52, 002. Show Answer Correct Answer: B) 6, 52, 022. 18. Which one of the following is an unweighted code? A) Excess-3. B) Gray code. C) BCD. D) ASCII. Show Answer Correct Answer: B) Gray code. 19. Calculate $0.6\div\left(-0.03\right)$ A) $-2$. B) $-20$. C) $2$. D) $20$. Show Answer Correct Answer: B) $-20$. 20. Convert decimal 8 to binary A) 1000. B) 0100. C) 0010. D) 0001. Show Answer Correct Answer: A) 1000. 21. Name the number system that best describes the situation.Money you spend and earn. A) Whole Numbers. B) Integers. C) Rational Numbers. D) Irrational Numbers. E) Real Numbers. Show Answer Correct Answer: C) Rational Numbers. 22. What is the number name for 38, 072? A) Thirty-eight thousand, twenty-seven. B) Thirty-eight thousand, seven hundred twenty. C) Thirty-eight thousand, seven hundred two. D) Thirty-eight thousand, seventy-two. Show Answer Correct Answer: D) Thirty-eight thousand, seventy-two. 23. $8+\sqrt{2}$ A) An integer. B) An irrational. C) A rational. D) None of these. Show Answer Correct Answer: B) An irrational. 24. Cathy bought 2 notebooks that were $ 2.25 each, and a box of markers that was $ 3.68. What is the total cost of her notebooks and markers? A) $ 5.93. B) $ 8.18. C) $ 9.61. D) None of the above. Show Answer Correct Answer: B) $ 8.18. 25. The String of 8 bits is knows as A) Nibble. B) Byte. C) Octed. D) Quad. Show Answer Correct Answer: B) Byte. ← 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 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 10Class 9 Maths Chapter 1 Number Systems Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books