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Applications (Word Problem)

Trains A and ...

Question

Trains A and B cross a pole in 40 seconds and 20 seconds, respectively. If they cross each other in 36 seconds, what is the ratio of the speed of train A to the speed of train B?

A

1:1

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B

4:1

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C

1:4

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D

2:1

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Solution

The correct option is B 4:1

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