document.write( "Question 161496: If Jamar can run 3/5 of a mile in 2 minutes 30 seconds, what is his rate in miles per minute?\r
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document.write( "Please help!\r
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document.write( "Thanks \n" );
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Algebra.Com's Answer #118958 by gonzo(654)![]() ![]() ![]() You can put this solution on YOUR website! Rate times Time = Distance \n" ); document.write( "equation is R * T = D \n" ); document.write( "D = 3/5 of a mile. \n" ); document.write( "T = 2 minutes 30 seconds. \n" ); document.write( "R = ? \n" ); document.write( "substituting in the equation. \n" ); document.write( "3/5 miles = R * (2 minutes 30 seconds). \n" ); document.write( "2 minutes 30 seconds = 2.5 minutes. \n" ); document.write( "3/5 miles = R * (2.5 minutes). \n" ); document.write( "R = (3/5 miles) / (2.5 minutes). \n" ); document.write( "3/5 = .6 \n" ); document.write( "R = .6 miles / 2.5 minutes. \n" ); document.write( "dividing by 2.5 \n" ); document.write( "R = .24 miles / 1 minute = .24 miles per minute. \n" ); document.write( "----- \n" ); document.write( "answer is .24 miles per minute. \n" ); document.write( " \n" ); document.write( " |