Question

A train covers 120 meter in 5 seconds . What is the speed of the train in km/hr

Answer 1

Answer:

86.4 km/hr

Step-by-step explanation:

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Answer 2

Answer:

76.4Km/hr is the speed of train.

Step-by-step explanation:

m - km

1m = 1/1000km

120m = 120 × 1/1000 = 12/100 = 0.12

sec - hr

1 sec = 1/3600 hr

5 sec = 5 × 1/3600 = 1/720 hr

0.12 ÷ 1/720 = 12/100 × 720/1 = 764/10 = 76.4km/hr.