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Simplification Test - 3

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Simplification Test - 3
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  • Question 1
    2 / -0.83

    69  ÷3 * 0.85+ 14.5 –3 = ?

    Solution

    69  ÷3 * 0.85 = 23 * 0.85 = 19.55
    19.55 + 14.5 –3 = 31.05

    So option E is correct

  • Question 2
    2 / -0.83

    4.5 + 23.50 + 14.58 –17.68 * 0.5 = ?

    Solution

    17.68 * 0.5 = 8.84
    42.58 –8.84 = 33.74

    So option B is correct

  • Question 3
    2 / -0.83

    23.56 + 4142.25 + 134.44  = ?

    Solution

    23.56 + 4142.25 + 134.44 = 4300.25

    So option D is correct

  • Question 4
    2 / -0.83

    (√7744 * 66 ) ÷(203 + 149)= ?

    Solution

    √7744 = 88
    (√7744 * 66) = 5808; 

    5808/352 = 16.5

    So option E is correct

  • Question 5
    2 / -0.83

    5/9 of 504 + 3/8 of 640 =  ?

    Solution

  • Question 6
    2 / -0.83

    (786*74) ÷x = 1211.75

    Solution

    (786*74) ÷x = 1211.75
    x  = 48

    So option D is correct

  • Question 7
    2 / -0.83

    18 ²+ √? = 350

    Solution

    18 ²+ √? = 350
    √? = 350 –324 = 26
    ? = 676

    So option A is correct

  • Question 8
    2 / -0.83

    140% of 500 + 24% of 750 = ?

    Solution

    140% of 500 is 700

    24% of 750 is 180

    700 + 180 = 880

    So option D is correct

  • Question 9
    2 / -0.83

    4900  ÷28 * 444  ÷12 = ?

    Solution

    4900  ÷28 = 175
    444  ÷12 = 37
    175 * 37 = 6475

    So option C is correct

  • Question 10
    2 / -0.83

    1221 + 1117 = x% of 6680 

    Solution

    2338/66.8 = 35

    So option E is correct

  • Question 11
    2 / -0.83

    √3840.56  ×[(501.01)2  / 250] ×0.987 = ? *1000

    Solution

    62*1000*1 = 62000
    ? = 62

    So option E is correct

  • Question 12
    2 / -0.83

    1/[2 + (1/(4+(1/(5 –1/3))))] = ?

    Solution

    1/[2 + (1/(4+(1/(5 –1/3))))] = 1/[2+(1/(4+(3/14)))] = 1/[2+(14/59)] =1/[118+14/59] =1/(132/59)
    =59/132

    So option D is correct

  • Question 13
    2 / -0.83

    11111.10  ÷989.88 ×88.88 ÷0.798 = ?

    Solution

    10000 ÷1000 = 10
    88 ÷0.8 = 110
    10*110 = 1100

    So option C is correct

  • Question 14
    2 / -0.83

    3 √ 0.000001728 = ?

    Solution

    0.012*0.012*0.012  =  0.000001728

  • Question 15
    2 / -0.83

    1(2/3) + 2(4/9) –3(7/15) =  ?

    Solution

    2/3 + 8/9 - 21/15  

    28/18 - 21/15

    140-126/90

    7/45 = 0.15

    So option A is correct

  • Question 16
    2 / -0.83

    √3/7  ×1124 –? = 21

    Solution

    0.4 *1124 = 449.6 = 450
    450-9 = 441
    441 = 21*21

    So option C is correct

  • Question 17
    2 / -0.83

    If a –b = 7 and a2  + b2  = 53, find the value of ab.

    Solution

    2ab  = (a2  + b2 ) –(a  – b )2
    2ab = 53-49 =4
    ab =4/2 = 2

    So option E is correct

  • Question 18
    2 / -0.83

    45% of 870 + 67% of 1250 –21% of 540 = ?

    Solution

    391+837-113 =1115

    So option B is correct

  • Question 19
    2 / -0.83

    17 ×756 ÷√2916 = ? +540

    Solution

    17*756 ÷54 = ? +540
    17*14 = ? +540
    238 = ? + 540
    ? =238-540 = -302

    So option C is correct

  • Question 20
    2 / -0.83

    √[16+(1/21)] ÷√[16+(21/84)] ×702/27 = ? 

    Solution

    = √(337/21 )÷√(1365/84) ×26
    = 16 ÷16 ×26 = 26

    So option A   is correct

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