CLAT - Mathematical Ability - Square and Square Root, Cube and Cube Root

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Question - 1

If \(\sqrt{2}=1.441\) then \(\sqrt{\frac{625}{98}}\) is

  • A 2.520
  • B 5.55
  • C 2.525
  • D 2.53

Question - 2

The number of digits in the square root of 390625:

  • A 1
  • B 2
  • C 3
  • D 4

Question - 3

\(\sqrt{\sqrt{2500}+\sqrt{961}}=(?)^2\)

  • A 81
  • B 3
  • C 6561
  • D 9

Question - 4

In the following identify the pythagorean triplets

  • A 1,2,3
  • B 6, 8, 10
  • C 3,4,5
  • D 1, 1, 1

Question - 5

The length of the side of the square whose area is 441 m2.

  • A 12 rn
  • B 24 m
  • C 11 m
  • D 21 m

Question - 6

The square root of odd number is always

  • A odd
  • B even
  • C six
  • D multiple of nine

Question - 7

In the following identify the perfect cube is

  • A 400
  • B 3375
  • C 55
  • D 100

Question - 8

In the following identify which is not a perfect cube?

  • A 128
  • B 1000
  • C 15625
  • D 100

Question - 9

The smallest number by which 243 must be multiplied to obtain a perfect cube

  • A 1
  • B 2
  • C 3
  • D 5

Question - 10

The smallest whole number by which 192 must be divided to obtain a perfect cube.

  • A 1
  • B 2
  • C 3
  • D 5
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