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Square Root and Cube Root problems


  • 1. The cube root of .000216 is:

  • Options
  • A. .6
  • B. .06
  • C. 77
  • D. 87
  • Discuss
  • 2. A group of students decided to collect as many paise from each member of group as is the number of members. If the total collection amounts to Rs. 59.29, the number of the member is the group is:

  • Options
  • A. 57
  • B. 67
  • C. 77
  • D. 87
  • Discuss
  • 3. 
    If x = √3 + 1 and y = √3 - 1 , then the value of (x2 + y2) is:
    √3 - 1 √3 + 1

  • Options
  • A. 10
  • B. 13
  • C. 14
  • D. 15
  • Discuss
  • 4. How many two-digit numbers satisfy this property.: The last digit (unit's digit) of the square of the two-digit number is 8?

  • Options
  • A. 1
  • B. 2
  • C. 3
  • D. None of these
  • Discuss
  • 5. 
    If √5 = 2.236, then the value of √5 - 10 + √125 is equal to:
    2 √5

  • Options
  • A. 5.59
  • B. 7.826
  • C. 8.944
  • D. 10.062
  • Discuss
  • 6. 
    √625 x 14 x 11 is equal to:
    11 √25 √196

  • Options
  • A. 5
  • B. 6
  • C. 8
  • D. 11
  • Discuss
  • 7. √0.0169 x? = 1.3


  • Options
  • A. 10
  • B. 100
  • C. 1000
  • D. None of these
  • Discuss
  • 8. The square root of 64009 is:

  • Options
  • A. 253
  • B. 347
  • C. 363
  • D. 803
  • Discuss
  • 9. The square root of (7 + 3√5) (7 - 3√5) is


  • Options
  • A. √5
  • B. 2
  • C. 4
  • D. 3√5
  • Discuss
  • 10. 
    √3 - 1 2 simplifies to:
    √3

  • Options
  • A.
    3
    4
  • B.
    4
    √3
  • C.
    4
    3
  • D. None of these
  • Discuss

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