Math, asked by guptasatyaprakash121, 9 months ago

A train 150m long crosses a plate form 450m long in 40 seconds. Find the speed of the train in km per hour

Answers

Answered by vaishvaish835

1

Answer:

11.5

Step-by-step explanation:

speed=distance/time

speed=450/40

speed=11.5

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