Question

7. A train covers the first 50 km of its journey in 30 minutes, the next 20 km in another 10 minutes and the last 80 km in 20 minutes.calculate the average speed of the train






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Answer 1

Answer:

Avg Speed = 2550​+2040​+1590​50+40+90​=18 km/h

Explanation:

Answer 2

Answer:

18 km per hour hope it will help you can you please follow