document.write( "Question 883485: A race car driver can complete 1 lap across a 2-mile track in 1 minute. Due to a slight malfunction, the car travels 40% slower. How long would it take the car to complete 1 lap with the malfunction?
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Algebra.Com's Answer #533559 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! A race car driver can complete 1 lap across a 2-mile track in 1 minute. Due to a slight malfunction, the car travels 40% slower. How long would it take the car to complete 1 lap with the malfunction? \n" ); document.write( "------ \n" ); document.write( "Before malfunction DATA: \n" ); document.write( "distance = 2 miles ; time = 1 min ; rate = 2 mi/(1/60) hr = 120 mph \n" ); document.write( "------------------ \n" ); document.write( "After malfunction DATA: \n" ); document.write( "distance = 2 miles ; rate = 0.6*120 = 72 mph \n" ); document.write( "time = d/r = 2 miles/ 72 mph = (1/36) hr = (1/36)(60) = 1 2/3 minutes \n" ); document.write( "-------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |