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Arithmetic Aptitude :: Square Root and Cube Root

Square Root and Cube Root - Important Formulas
Square Root and Cube Root - General questions
Square Root and Cube Root - Dummy 5
Square Root and Cube Root - [data sufficiency 1]

  1. The square root of 64009 is:

    2. A.
    253
    B.
    347
    C.
    363
    D.
    803

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  2. How many two-digit numbers satisfy this property.: The last digit (unit's digit) of the square of the two-digit number is 8 ?

    3. A.
    1
    B.
    2
    C.
    3
    D.
    None of these

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  3.  
    1-sym-oparen-h1 √3 - 1 1-sym-cparen-h1 2 simplifies to:
    √3
    4. A.
    3/4
    B.
    4/√3
    C.
    4/3
    D.
    None of these

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  4. 1-sym-oparen-h1 √3 - 1 1-sym-cparen-h1 2 simplifies to:
    √3
    5. A.
    10
    B.
    100
    C.
    1000
    D.
    None of these

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  5. √0.0169 x ? = 1.3

     
    6. A.
    5
    B.
    6
    C.
    8
    D.
    11

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  6. 11. 
    1-sym-oparen-h1 √625 x 14 x 11 1-sym-cparen-h1 is equal to:
    11 √25 √196
    7. A.
    5.59
    B.
    7.826
    C.
    8.944
    D.
    10.062

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  7. 1-sym-oparen-h1 √625 x 14 x 11 1-sym-cparen-h1 is equal to:
    11 √25 √196
    8. A.
    √5
    B.
    2
    C.
    4
    D.
    3√5

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  8.  
    If √5 = 2.236, then the value of √5 - 10 + √125 is equal to:
    2 √5
    9. A.
    57
    B.
    67
    C.
    77
    D.
    87

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  9.  
    If x = √3 + 1 and y = √3 - 1 , then the value of (x2 + y2) is:
    √3 - 1 √3 + 1
    10. A.
    10
    B.
    13
    C.
    14
    D.
    15

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  10. If x = √3 + 1 and y = √3 - 1 , then the value of (x2 + y2) is:
    √3 - 1 √3 + 1
    11. A.
    0.1039
    B.
    0.2078
    C.
    1.1039
    D.
    2.1039

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