Multiple Choice Questions on A car covers 8 km in the first quarter of an hour 6 km in the second quarter of an hour and 16........... for CDS Exam Preparation

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Multiple Choice Questions

A car covers 8 km in the first quarter of an hour 6 km in the second quarter of an hour and 16...........

Quantitative Aptitude (CDS) Time & distance
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     A car covers 8 km in the first quarter of an hour, 6 km in the second quarter of an hour, and 16 km in 3rd quarter of an hour. What is the average speed of the entire journey in kmph?

     

    40 kmph
     

    Correct Answer

    35 kmph
     

    Incorrect Answer

    42 kmph
     

    Incorrect Answer

    30.6 kmph

    Incorrect Answer
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    Explanation:

    quater of an hour = 15minutes = 1/4 hour
    Average speed = total distance / total time
    = (8+6+16) / (3/4)
    = (30×4)/3
    = 40kmph

    By: bhavesh kumar singh
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