a train 300m long takes time to 10 second to cross a man find the speed if train in kn/h
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Answered by
2
Step-by-step explanation:
distance= 300m to km
= 300/1000
=3/10 km
time = 10 second to hours
= 10/3600
speed = distance/ time
speed = 3/10 ÷ 10/3600
=3/10 ×3600/10
= 3×3600/100
= 3× 36
= 108 km/h
Answered by
1
Answer:
distance 300m
time 10 second
Speed distance/time
300/10
30 km/h
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