A car covers first 10 km in 15 mins, next 30 km in 10 mins and last 20 km in 12 mins what is average speed??
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Total distance is 10+10+ 10 = 30 kms And the time consumed is 15 + 10 + 30 =55 minutes. And in 55 minutes if the car has covered 30 kms, then the kmph or the average speed of the car travelled was...
(30/55) x 60 = 32.727 kms per hour. Answer
32.727 kmph. Ans.
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