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April 17, 2014

April 17, 2014

Posted by **Niraj Kasyap** on Wednesday, December 26, 2012 at 9:41am.

- Math -
**Niraj Kasyap**, Wednesday, December 26, 2012 at 9:46amA bicycle wheel, diameter 56 cm, is making 45 revolutions in every 10 seconds. At what speed, in kilometer per hour. Is the bicycle travelling?

- Math -
**Steve**, Wednesday, December 26, 2012 at 10:40am45 rev/10sec * 56π cm/rev * 1km/100000cm * 3600sec/hr = 28.5 km/hr

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