cool way to solve Time and Distance Calculation related Problems Speedily

Name: cool way to solve Time and Distance Calculation related Problems Speedily
Uploaded: 2013-12-30T05:31:04+00:00
Duration: 1 min 13 s
Channel: Jacknjill
Description: http://goo.gl/9JPA0m<br /><br />Learn amazing shortcuts to do fast calculations<br /><br />Time taken by a train of length / metres to pass a pole or standing man or a signal post is equal to the time taken by the train to cover / metres.

Jacknjill

http://goo.gl/9JPA0m  Learn amazing shortcuts to do fast calculations  Time taken by a train of length / metres to pass a pole or standing man or a signal post is equal to the time taken by the train to cover / metres.

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