document.write( "Question 1145146: how can one use a 3-minute timer and a 5-minute timer to measure 7 minutes? \n" ); document.write( "
Algebra.Com's Answer #766351 by rothauserc(4718)\"\" \"About 
You can put this solution on YOUR website!
1. Start both timers together
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\n" ); document.write( "3. When the 2 minutes remaining on the 5-minute timer run out, start it again
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