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One car moving on a staright road covers...

One car moving on a staright road covers one-third of the distance with 20 `(km)/(hr)` and the rest with 60 `(km)/(hr)`. The average speed is

A

40 km/h

B

80 km/h

C

`46 2/3 km//h`

D

36 km/h

Text Solution

Verified by Experts

The correct Answer is:
D
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