To travel 600 km train A takes 8 hours more than B. If however the speed of train A is doubled it takes 2 hours less than B. What is the speed of train B.

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To travel 600 km train A takes 8 hours more than B. If however the speed of train A is doubled it takes 2 hours less than B. What is the speed of train B.

1.30

2.40

3.50

4.60

Posted Date:-2021-09-30 05:39:55

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