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 Class 8 Mathematics revision: Speed, time and distance questions and answers

Ahmed travelled by bus from 12 noon to 3pm for 180 kilometres. He then travelled for one hour in a car whose average speed was 20km/h more than the bus. What was his average speed in km/h for the whole journey?
A. 80
B. 70
C. 65
D. 50

 (5m 20s)
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