Number Systems

Test your knowledge of number systems including rational and irrational numbers, decimal conversions, square roots, and number properties

5 Questions Published

Questions

Question 1 Multiple Choice (Single Answer)

Which one of the following is not rational :

  1. 0.845284528452........
  2. pi
  3. Square root of 2
  4. Square root of 100
  5. Both (1) & (2)
Question 2 Multiple Choice (Single Answer)

0.1234343434343434343434..............
Represent the following in terms of p/q:

  1. 1234/10000
  2. 1234/9900
  3. 1222/9900
  4. 611/4950
  5. Both (3) & (4)
Question 3 Multiple Choice (Single Answer)

Which of the following is the two-digit number whose sum of its digits is 10 & also the number is a perfect square?

  1. 36
  2. 55
  3. 46
  4. 91
  5. 64
Question 4 Multiple Choice (Single Answer)

Simplify the following: √125-6√6-5√5+√216

  1. 5√5
  2. 6√6
  3. 0
  4. None of these
  5. Both (1) & (2)
Question 5 Multiple Choice (Single Answer)

What is the difference between the square of the largest negative no. & smallest +ve number?

  1. 1
  2. Infinity
  3. 0
  4. None of these
  5. Can not be determined