This quiz works best with JavaScript enabled. Home > Unit V Mathematical Reasoning And Aptitude > Number System – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Number System Quiz 5 (10 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Is 3130 a perfect square? A) Yes. B) No. Show Answer Correct Answer: B) No. 2. A rational number can be written as a fraction? A) True. B) False. Show Answer Correct Answer: A) True. 3. What is the predecessor of 61,028? A) 61,025. B) 61,026. C) 61,029. D) 61,027. Show Answer Correct Answer: D) 61,027. 4. Choose the best definition for the term RATIONAL NUMBERS. A) Numbers that can be written in fraction form. This includes integers, terminating decimals, and repeating decimals as well as fractions. B) Numbers that can be written as a decimal with no ending. Show Answer Correct Answer: A) Numbers that can be written in fraction form. This includes integers, terminating decimals, and repeating decimals as well as fractions. 5. How many digits are there in 15? A) 2. B) 3. Show Answer Correct Answer: A) 2. 6. The product of two odd numbers is an even number. A) Always true. B) Sometimes true. C) Never true. D) None of above. Show Answer Correct Answer: C) Never true. 7. Which number rounds to 450 when rounding to the nearest ten and 500 when rounding to the nearest hundred? A) 425. B) 448. C) 453. D) 458. Show Answer Correct Answer: C) 453. 8. Which is the smallest Perfect Number? A) 1. B) 4. C) 6. D) 3. Show Answer Correct Answer: C) 6. 9. The essential features of a number system are A) Radix. B) Set of distinct counting digits. C) Bits. D) Both (a)& (b). Show Answer Correct Answer: D) Both (a)& (b). 10. Choose the answer that correctly fills the blank. The value of the digit 4 in the number 8421 is ..... times the value of the digit 4 in the number 2148. A) One. B) Ten. C) One hundred. D) One thousand. Show Answer Correct Answer: B) Ten. ← PreviousNext →Related QuizzesNumber System Quiz 1Number System Quiz 2Number System Quiz 3Number System Quiz 4Number System Quiz 6Number System Quiz 7Number System Quiz 8Number System Quiz 9Number System Quiz 10Number System Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books