Answered

1. A bus travels for 3 hours at 60 km/h and then for 2 hours at 63 km/the average speed for the whole journey?2. John and his friend took 4-hour bicycle trip. In all, they traveled 150was their average rate of speed?​.

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Answer

Average Speed = 61.2 km/h

Explanation

Distance=60km/h x 3hours = 180kilometers

Distance=63km/h x 2hours = 126kilometers

Total Distance=180km plus 126km = 306km

Total Time= 3hrs plus 2hrs = 5 hours

Average Speed = total distance divided total time = 306km divided 5hours = 61.2 km/h

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