document.write( "Question 323592: A company's has a new printer can print checks three times faster than its old printer. with both printers operating ,the checks can be printed in 6 minutes. how long would it take to print the checks with the new printer only ?'' \n" ); document.write( "
Algebra.Com's Answer #231563 by josmiceli(19441)![]() ![]() You can put this solution on YOUR website! In words: \n" ); document.write( "(printing rate of old printer) + (printing rate of new printer) = (printing rate together) \n" ); document.write( "And, making this more detailed: \n" ); document.write( "(o.p. rate in checks/min) + (n.p. rate in checks/min) = (rate together in checks/min) \n" ); document.write( "Let old printer's rate = \n" ); document.write( "given: \n" ); document.write( "New printer's rate = \n" ); document.write( "Printing rate together = \n" ); document.write( "------------------------------ \n" ); document.write( "Note that I am calling all the checks printed = 1 printing job \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "So, the old printer's rate is 1 check printing job in 24 min \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "So, the new printer's rate is 1 check printing job in 8 min \n" ); document.write( "check answer: \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "OK \n" ); document.write( " |