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Aditya covered 48 km distance at 40 km/hr and rest 52 km at 65 km/hr. Find his average speed.
1. 50 km/hr
2. 55 km/hr
3. 60 km/hr
4. 45 km/hr

1 Answer

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Best answer
Correct Answer - Option 1 : 50 km/hr

Given:

Aditya covered 48 km @ 40 km/hr

And rest 52 km @ 65 km/hr

Formula used:

Average speed = Total distance/ Total time

Calculation:

Average speed = (48 + 52)/[48/40 + 52/65]

⇒ Average speed = 100/[6/5 + 4/5]

∴ Average speed = 50 km/hr

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