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OpenStudy (anonymous):
A bus travels at a constant speed of 80 km/h for half an hour along a straight road. Then it stopped for a 20 minutes break and continues at a constant speed of 120km/h for 45 minutes. a) Find the distance the bus travelled in the first 10 minutes. b) Find the total distance the bus travelled. c) Find the average speed for the whole journey.
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OpenStudy (anonymous):
distance travelled in half an hour is 40 km
OpenStudy (anonymous):
40/3=distance travelled in 10 minutes
OpenStudy (anonymous):
how to get 40km?
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