6.
A goes 10km distance with average speed of 6km/h while rest 20km he travels with an
average speed of 15 km/h. Then th

6.
A goes 10km distance with average speed of 6km/h while rest 20km he travels with an
average speed of 15 km/h. Then the average speed of ‘A’ during the whole journey =
1) 10km/h 2) 12km/h
3) 13 km/h
4) 14.5km/h​

About the author
Nevaeh

1 thought on “6.<br />A goes 10km distance with average speed of 6km/h while rest 20km he travels with an<br />average speed of 15 km/h. Then th”

  1. Answer:

    distanceS1=10km,speed v1=6km/hr

    time taken T1=v1S=610=1.67hr

    distanceS2=20km,speed v2=15km/hr

    time taken T2=v2S=1520=1.33hr

    total time taken T=T1+T2=1.67+1.33=3hr

    average speed=total time taken/total distance travelled=330

    =10km/hr

    Reply

Leave a Comment