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Newbie | Next Rank: 10 Posts
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Joined: Tue Apr 13, 2010 9:01 am

by nms2012 » Tue Jun 29, 2010 8:31 pm
Question: How many hours B would have travelled when A has passed 12 miles beyond?

Total time B would b travelling=10+((20pi-20)/5)+12/5=10+4pi-4+2.4=4pi+8.4 (Ans. B)

Thanks, Nirban
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