Math, asked by harshhvt14, 4 months ago

a train covers first 20 km of his journey in 20 minutes then 40 kilometres of his journey in 20 minutes the last 10 kilometres of his journey in 10 minutes calculate the average speed of the train in kmph

Answers

Answered by rbgupta1235

Answer:

84 km per hour

Step-by-step explanation:

Answered by noreenchoudhary81

Answer:

84 km per hour

Step-by-step explanation:

hope it helps you

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