Math, asked by zocyodyuo, 8 months ago

telephone pule!
2. A train 300 m long is travelling at a speed of 90 km/h. How long will it take to cross a
signal post

?

Answers

Answered by ks2220978

5

Answer:

12second

Step-by-step explanation:

d=300m

speed=90km/he

=(90×5/18)m/s

=25m/s

time =300/25=12seconds

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