Multiple Choice Questions on A bus moves along a road which is in the shape of a square Its speed along each side of the square a........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

A bus moves along a road which is in the shape of a square Its speed along each side of the square a...........

Quantitative Aptitude ( CCS) Time & distance
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    A bus moves along a road which is in the shape of a square. Its speed along each side of the square are recorded as 50 km/hr, 25 km/hr, 60 km/hr and 90 km/hr. Find the approximate average speed of the bus in km/hr.

    45

    Correct Answer

    70

    Incorrect Answer

    63

    Incorrect Answer

    72

    Incorrect Answer
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    Explanation:

    Time taken in 1st path=900/50=18hr

    Time taken in 2nd path=900/25=36hr

    Time taken in 3rd path=900/60=15hr

    Time taken in 4th path=900/90=10hr

    Average Speed=3600/(18+36+15+10)=3600/79=45km/hr

    Hence, option 1 is the correct answer.

    By: Amit Kumar
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