TDS

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Shubham Jain

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Feb 15, 2014, 12:29:32 PM2/15/14
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A and B starts a race in a circular track of 1800m length at a speed of 40m/m and 50m/m respectively. After one round B reverse its direction. So how many minutes will they take to meet?

manika kapoor

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Feb 17, 2014, 10:17:41 AM2/17/14
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72 min ??


On Sat, Feb 15, 2014 at 10:59 PM, Shubham Jain <jain.sh...@gmail.com> wrote:

A and B starts a race in a circular track of 1800m length at a speed of 40m/m and 50m/m respectively. After one round B reverse its direction. So how many minutes will they take to meet?

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manika kapoor

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Feb 17, 2014, 10:26:00 AM2/17/14
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sry.. its 4 min.. 

Deepesh Arora

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Feb 17, 2014, 10:33:43 AM2/17/14
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51 min
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With  Regards
Deepesh Arora

Shubham Jain

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Feb 17, 2014, 12:58:56 PM2/17/14
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Yaaa its 4....

Shubham Jain

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Feb 17, 2014, 1:01:38 PM2/17/14
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40 is also right ans...coz many people takes it as " time after first round" but question is meant by their first meeting so we should consider overall time

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