Converting speeds

Date:         20 Jan 98 01:30:09 
From:         Marc Schaeffer <marcmsc@geocities.com>
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Sorry if this a very basic one.

I'm looking for the formula to convert speed from Mach to mph.
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Marc Schaeffer, Luxembourg // mailto:marcmsc@geocities.com
WWW  http://www.geocities.com/CapeCanaveral/Lab/8803/
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