Multiple Choice Questions on A woman on tour travels first 160 km at 40 km h and the next 160 km at 80 km h the average speed for........... for CDS Exam Preparation

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Multiple Choice Questions

A woman on tour travels first 160 km at 40 km h and the next 160 km at 80 km h the average speed for...........

Quantitative Aptitude (CDS) Time & distance
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    A woman on tour travels first 160 km at 40 km/h and the next 160 km at 80 km/h ,the average speed for the first 320 km of the tour is?

    110/3 km/h

    Incorrect Answer

    75/4 km /h

    Incorrect Answer

    100 km /h

    Incorrect Answer

    160/3 km/h

    Correct Answer
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    Explanation:

     time taken first 160 km
     t=160/40
     t=4 hour
     time taken to second 160 km distance
     t=160/80
     =2 hour
     average speed is=320/2+4
     =160/3 km/h

    By: bhavesh kumar singh
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