Q: Akshita covers a distance of 300 km at the speed of 50km/h, then 360 km at 30 km/h and another 420km at 60km/h. If her average speed for the whole journey is k km/h, then how much time (in hours) will she take to cover 216 km at k km/h?
A.
5 hours
B.
7 hours
C.
6 hours
D.
4 hours
Correct Answer:
Option A -
Explanations:
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