document.write( "Question 135599: I need to convert 15 mi/hr to ft/sec.
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document.write( "I just don't get how to do it. if you could help that would be great thanks. \n" );
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Algebra.Com's Answer #99343 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! I need to convert 15 mi/hr to ft/sec. \n" ); document.write( "---------------- \n" ); document.write( "change the miles to ft using (5280 ft)/(1 mile) \n" ); document.write( "change the hours to seconds using (1/hr/3600 sec) \n" ); document.write( "Each of these fraction = \"1\" so multiplying by them changes only the units. \n" ); document.write( "---------------------------- \n" ); document.write( "(15mi/hr)(5280 ft)/1 mi)(1 hr/3600 sec) \n" ); document.write( "= [15*5280*1 ft]/[1*1*3600 sec] = 79200 ft/3600sec = 22 ft/sec \n" ); document.write( "================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |