waiskhaliqi waiskhaliqi

15-11-2020
Mathematics

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A train travels 16.8 km in 25 mins. find the speed of the train in
(i)km/h (ii) m/s.

Respuesta :

Qetsiyah4 Qetsiyah4

15-11-2020

i. Distance = 16.8 km

Time = 25 mins = 5/12hours

Speed = distance/time

= 16.8÷(5/12)

= 16.8 × 12/5

= 40.32 km/h

ii. In m/s = 40.32/3.6

= 11.2 m/s

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