Multiple Choice Questions on Difference between two numbers is 50 and their ratio is 7 2 Find the product of both numbers ........ for RRB(NTPC) Exam Preparation

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Multiple Choice Questions

Difference between two numbers is 50 and their ratio is 7 2 Find the product of both numbers ........

Quantitative Aptitude (RRB NTPC) Ratio, Proportion
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    Difference between two numbers is 50 and their ratio is 7:2. Find the product of both numbers.

    1600

    Incorrect Answer

    1200

    Incorrect Answer

    1400

    Correct Answer

    1800

    Incorrect Answer
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    Explanation:

    Let the two numbers be 7x and 2x .
    Difference = 7x-2x =50 x = 10
    Therefore two numbers are 7x = 70 and 2x =20
    Product of two numbers = 70×20 = 1400

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