Simplifications Test-2 (Previous Year Question)

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| By Ashwin
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Ashwin
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Quizzes Created: 6 | Total Attempts: 760
| Attempts: 121
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  • 1/10 Questions

    √628 * 17.996 ÷ 15.04 = ?

    • 30
    • 10
    • 5
    • 20
    • 25
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About This Quiz

This quiz, titled 'Simplifications Test-2 (Previous year question)', features a series of arithmetic problems that involve operations such as addition, subtraction, multiplication, division, percentages, and square roots, aimed at testing simplification skills.

Simplifications Test-2 (Previous Year Question) - Quiz

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  • 2. 

    17.982 + 4.05 * 90.11 ÷ 4.98 =?

    • 396

    • 336

    • 423

    • 342

    Correct Answer
    A. 396
    Explanation
    This can be approximated as 18 square + 4 * 90 / 5
    Apply BODMAS, we get,

    324 + 4 * 18 = 324 + 72 = 396

    Rate this question:

  • 3. 

    80.04% of 150.16 + 60.02% of 50.07 = ?

    • 150

    • 125

    • 210

    • 213

    Correct Answer
    A. 150
    Explanation
    This can be approximated as 80% of 150 + 60% of 50

    80% of 150 = 8*15 = 120
    60% of 50 = 6*5 = 30

    So 120 + 30 = 150

    (Kindly refer Speed Math practice sheets to master percentages calculations)

    Rate this question:

  • 4. 

    1/8 * 121 + 1/5 * 76 - ?  =25

    • 65

    • 45

    • 15

    • 35

    • 5

    Correct Answer
    A. 5
    Explanation
    We can approximate this as 1/8 * 120 + 1/5 * 75 - ? = 25

    15 + 15 - ? = 25

    30 - ? = 25

    ? = 5

    Rate this question:

  • 5. 

    Here is an interesting question for you. 7 + 7 ÷ 7 + 7 * 7 - 7 =?

    • 44

    • 50

    • 7

    • 0

    Correct Answer
    A. 50
    Explanation
    Apply BODMAS,

    7 + 1 + 49 - 7 = 50

    Rate this question:

  • 6. 

    ?+ 30.01% of 651 ÷ 25.05% of 59.98 = 135 

    • 68

    • 122

    • 78

    • 128.5

    • 140

    Correct Answer
    A. 122
    Explanation
    This can be approximated as ? + 30% of 650 ÷ 25% of 60 = 135

    ? + 195 / 15 = 135

    ? = 122

    Rate this question:

  • 7. 

    3899 ÷ 11.99 - 2379 ÷ 13.97=?

    • 155

    • 135

    • 250

    • 125

    Correct Answer
    A. 155
    Explanation
    This can be approximated as 3900 / 12 - 2380 / 14 = 325 - 170 = 155

    Rate this question:

  • 8. 

    1599 ÷ 39.99 + 4/5 * 2449 - 120.5 = ? 

    • 1780

    • 1880

    • 1680

    • 1940

    Correct Answer
    A. 1880
    Explanation
    We can approximate this as 1600 ÷ 40 + 4/5 * 2450 - 120

    40 + 1960 - 120 = 1880

    Rate this question:

  • 9. 

    1576 ÷ 45.02 + 23.99  * √255 =?

    • 420

    • 380

    • 460

    • 340

    Correct Answer
    A. 420
    Explanation
    This can be approximated as 1576 ÷ 45 + 24 * √256

    = 35 + 24 * 16 = 420 (Approx)

    Rate this question:

  • 10. 

    90.05 + 281 ÷ 4 -151.06 = 3√?

    • 27

    • 343

    • 729

    • 8

    Correct Answer
    A. 729
    Explanation
    We can approximate this as 90 + 280/4 - 151

    Apply BODMAS rule,

    90 + 70 - 151 = 3√?
    9 = 3√?
    ? = 9*9*9 = 729

    Rate this question:

Quiz Review Timeline (Updated): Mar 15, 2023 +

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  • Current Version
  • Mar 15, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Aug 17, 2017
    Quiz Created by
    Ashwin
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