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Aptitude Questions: Simplification Set 26

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Hello Aspirants. Welcome to Online Quantitative Aptitude Section with explanation in AffairsCloud.com. Here we are creating question sample in Simplification. We have included Some questions that are repeatedly asked in bank exams !!!

Directions(Q.1-10): What approximate value will come in the place of the question mark(?) in the following questions?(You are not expected to calculate the exact value.)

  1. 1524.79 * 19.92 + 495.26 = ?
    A. 31000
    B. 32000
    C. 33000
    D. 34000
    E. 36000
    Answer – A. 31000
    Explanation :
    1525 * 20 + 495 = 30995

  2. 1548.45 + 3065.15 ÷ 15.058 = ?
    A. 1650
    B. 1750
    C. 1850
    D. 1950
    E. 1550
    Answer – B. 1750
    Explanation :
    3065 ÷ 15 = 204 + 1548 = 1752

  3. 25*3.25 + 50.4 ÷ 24 = ?
    A. 77
    B. 66
    C. 55
    D. 44
    E. 60
    Answer – A. 77
    Explanation :
    25 * 3 = 75; 75 + 2 = 77

  4. (833.25 – 384.45) ÷ 24 = ?
    A. 15.8
    B. 16.5
    C. 18.7
    D. 17.9
    E. 17.5
    Answer – C. 18.7
    Explanation :
    (833.25 – 384.45) = 448.48
    448.48 ÷ 24 = 18.68

  5. 5907 – 1296 ÷ 144 = ? * 8
    A. 700.25
    B. 658.25
    C. 628.25
    D. 737.25
    E. 630.5
    Answer – D. 737.25
    Explanation :
    1296 / 144 = 9
    5907 – 9 /  8 = 737.25

  6. 3237 ÷ 31 * 15 = ? * 17
    A. 120
    B. 70
    C. 90
    D. 80
    E. 60
    Answer –C. 90
    Explanation :
    3237 ÷ 31 = 104
    104 * 15 / 17 = 91

  7. √7378 * √1330 ÷ √660 = ?
    A. 150
    B. 160
    C. 120
    D. 170
    E. 140
    Answer – C. 120
    Explanation :
    √7378 = 86 ; √1330 = 36; √660 = 26  86 *1.4 = 120.4

  8. (32.13)2 + (23.96)2 – (17.11)2= ?
    A. 1410
    B. 1310
    C. 1550
    D. 1650
    E. 1810
    Answer B. 1310
    Explanation :
    (32.13)2 = 1024
    (23.96)2 = 576; (17.11)2 = 289; 576 – 289 = 287; 1024 + 287 = 1311

  9. 67% of 801 – 231.17 = ? – 23% of 789
    A. 400
    B. 490
    C. 550
    D. 600
    E. 750
    Answer – B. 490
    Explanation :
    67*8 = 536; 536 – 231 + 181 =486 

  10. (989/34) ÷ (65/869) * (515/207) = ?
    A. 845
    B. 870
    C. 945
    D. 745
    E. 890
    Answer – C. 945
    Explanation :
    29 * 13 * 2.5 = 945