Two trains start at the same station at the same time. Train A travels 92km/h, while train B travels 82 km/h. If the two trains travel in opposite directions, how far apart will they be after an hour?

If the two trains travel in the same direction, how far apart will they be in two hours?

Solution:

1

Answers

2016-08-04T19:20:50+08:00
Its simple really
92 x 1 + 82 x 1 = distance between the 2 trains in an hour = 14 km 

each hour train A moves 10 km apart, so 10 x 2 = 20 km apart after 2 hours

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