Math, asked by moumitadas056, 17 hours ago

A 100m long train remaining at a speed of 48km/hr passes a tunnel in 21 sec. lets calculate the length of the tunnel

Answers

Answered by ReshmithaValluru

0

Answer: 140 m

Step-by-step explanation:

Speed = distance/time.

distance = time * speed.

speed = 48*1000/60*60= 20/3

distance = (20/3)*21 = 7*20 m = 140 metres.

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