Multiple Choice Questions on A 300 meter long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

A 300 meter long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds...........

Quantitative Aptitude ( CCS) Problems on trains
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    A 300 meter long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds. What is the length of the platform.

    310 meter

    Incorrect Answer

    335 meter

    Incorrect Answer

    345 meter

    Incorrect Answer

    350 meter

    Correct Answer
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    Explanation:

    Speed = Distance/time = 300/18 = 50/3 m/sec

    Let the length of the platform be x meters,

    Distance = speed x time

    x + 300 = 50 /3x39

    3(x+300) = 1950

    x = 350 m

    Hence, option 4 is the correct answer.

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