Question

train hundred metre long completely crosses a 300 metre long bridge in 45 second what is the speed of the train is​

Answer 1

Answer:

Step-by-step explanation:

A 300 meter long train crosses a platform in 39 seconds while it crosses a signal pole in 18 seconds. What is the length of the platform.

310 meter

335 meter

345 meter

350 meter

Answer: Option D

Explanation:

Speed = Distance/time = 300/18 = 50/3 m/sec

Let the length of the platform be x meters

then

Distance=Speed*Timex +300 = 503 ∗39 =>3(x+300) = 1950 =>

x=350 meters

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Answer 2

Answer:

6788 is the answer it is wrong or not