A car is driven up the mountain with the speed 30 kmph while it is drove down from the top at the speed of 45 kmph. What would be the average speed?

Options
- 36 kmph
- 44 kmph
- 38 kmph
- 42 kmph

CORRECT ANSWER : 36 kmph

Discussion Board
Easy to solve

S=2s1s2/s1+s2
S=2×30×45/30+45
S=36

Akash irakal 08-7-2020 06:55 AM

ece

2*30*45/(30+45)
36

surendra 06-12-2019 03:00 AM

ece

2*30*45/(30+45)
36

surendra 06-12-2019 03:00 AM

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