Multiple Choice Questions on The ratio of two numbers is 3 1 and their sum is 72 Find the difference between the numbers ........ for RRB(NTPC) Exam Preparation

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Multiple Choice Questions

The ratio of two numbers is 3 1 and their sum is 72 Find the difference between the numbers ........

Quantitative Aptitude (RRB NTPC) Ratio, Proportion
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    The ratio of two numbers is 3 : 1 and their sum is 72. Find the difference between the numbers

    24

    Incorrect Answer

    36

    Correct Answer

    32

    Incorrect Answer

    28

    Incorrect Answer
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    Explanation:
    Let the numbers be 3x and x respectively
    According to question,
    3x + x = 72
    x = 18
    So the difference between numbers = 3x – x = 2x = 36

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