Question

A train covers a distance of 17 km in 45 minutes
How long will it take to cover 221 km?
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Answer 1

Answer:

Speed=Distance/Time

So, speed of the train =51/45km

So, Total time it will take to cover 221 km

=221÷17/45

=585minutes

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Answer 2

The given data in the above question,

It is given that the train cover 17km in 45minutes

we have to find the time taken to cover 221km.

Thus, time taken to cover 1km is as follow,

$=\frac{45}{17}$

Therefore the time taken to cover the given distance is as follow,

$=\frac{45}{17}\times 221\\=585 minutes$

Hence 585 minutes taken to cover 221km.