Quantitative Aptitude - Square Roots & Cube Roots

Buy SBI PO Practice test pack

Question - 1

\(\sqrt { 53824 } =?\)

  • A 202
  • B 232
  • C 242
  • D 332

Question - 2

The square root of 64009 is:

  • A 253
  • B 347
  • C 363
  • D 803

Question - 3

The value of \(\sqrt { 10+\sqrt { 25+\sqrt { 108+\sqrt { 154+\sqrt { 225 } } } } } \)is:

  • A 4
  • B 6
  • C 8
  • D 10

Question - 4

Evaluate:\(\sqrt { 41-\sqrt { 21+\sqrt { 19-\sqrt { 9 } } } } \)

  • A 3
  • B 5
  • C 6
  • D 6.4

Question - 5

\(\sqrt { 176+\sqrt { 2401 } } \) is equal to:

  • A 14
  • B 15
  • C 18
  • D 24

Question - 6

\(\left( \frac { \sqrt { 625 } }{ 11 } \times \frac { 14 }{ \sqrt { 25 } } \times \frac { 11 }{ \sqrt { 196 } } \right) \)is equal to:

  • A 5
  • B 6
  • C 8
  • D 11

Question - 7

\(\left( \sqrt { \frac { 225 }{ 729 } } -\sqrt { \frac { 25 }{ 144 } } \right) \div \sqrt { \frac { 16 }{ 81 } } =?\)

 

  • A \(\frac { 1 } { 48 }\)
  • B \(\frac {5 } { 48 }\)
  • C \(\frac {5 } { 16 }\)
  • D None of these

Question - 8

The square root of (\({ 272 }^{ 2 }-{ 128 }^{ 2 })\)is:

  • A 144
  • B 200
  • C 240
  • D 256

Question - 9

If \(x*y=x+y+\sqrt { xy } \), the value of 6\(\ast \)24 is:

  • A 41
  • B 42
  • C 43
  • D 44

Question - 10

If y=5, then what is the value of \(10y\sqrt { { y }^{ 3 }-{ y }^{ 2 } } =?\)

  • A \(50\sqrt { 2 } \)
  • B 100
  • C \(200\sqrt { 5 } \)
  • D 500