Multiple Choice Questions on In a 500 m race C can beat B by 30 m and in a 400 m race B can beat C by 20 m Then in 200 m race A w........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

In a 500 m race C can beat B by 30 m and in a 400 m race B can beat C by 20 m Then in 200 m race A w...........

Quantitative Aptitude ( CCS) Time & distance
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    In a 500 m race C can beat B by 30 m, and in a 400 m race B can beat C by 20 m. Then in 200 m race A will beat C by how much distance (in m)?

    58.2 m

    Incorrect Answer

    68.4 m

    Correct Answer

    63.5 m

    Incorrect Answer

    72.8 m

    Incorrect Answer
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    Explanation:

    Solution: 
    When A runs 500 m, B runs 470 m
    So when A runs 200 m, B runs 470/500 * 200 = 188 m
    When B runs 400 m, C runs 280 m
    So when B runs 188 m, C runs, 280/400 * 188 = 131.6 m
    So A will beat C by (200-131.6) = 68.4 m

    By: Pranav Gupta
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