document.write( "Question 517771: determine the exceleration of a car which increases its velocity from 22mph to 34mph in 2.5 seconds \r
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document.write( "a=v-u/t \n" );
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Algebra.Com's Answer #344894 by Alan3354(69443) You can put this solution on YOUR website! It's acceleration. \n" ); document.write( "----- \n" ); document.write( "a = change in speed/time \n" ); document.write( "= (34-22)/2.5 \n" ); document.write( "= 4.8 mi/hr/sec \n" ); document.write( "---------------- \n" ); document.write( "Not the usual units, change mi/hr to ft/sec \n" ); document.write( "15 mi/hr = 22 ft/sec (I remember that, you can confirm it if you like) \n" ); document.write( "4.8:15::v:22 \n" ); document.write( "15v = 105.6 \n" ); document.write( "v = 7.04 ft/sec \n" ); document.write( "----------- \n" ); document.write( "a = 7.04 ft/sec/sec \n" ); document.write( " \n" ); document.write( " |