document.write( "Question 70781:  Please help me solve this word problem:\r
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document.write( "When the Johnson triplets were three weeks old, their sleeping habits were remarkably consistent. John slept for 3 hours and was awake for 30 minutes. Joan slept for 2 hours and was awake for 30 minutes. Jane slept for 2 hours and 20 minutes and was awake for 40 minutes. On October 13 at 8:00pm, they all went to sleep at the same time. When did this event occur again? Give both the date and time. \n" );
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| Algebra.Com's Answer #50556 by stanbon(75887)      You can put this solution on YOUR website! When the Johnson triplets were three weeks old, their sleeping habits were remarkably consistent. John slept for 3 hours and was awake for 30 minutes. Joan slept for 2 hours and was awake for 30 minutes. Jane slept for 2 hours and 20 minutes and was awake for 40 minutes. On October 13 at 8:00pm, they all went to sleep at the same time. When did this event occur again? Give both the date and time. \n" ); document.write( "------------ \n" ); document.write( "John is on a 3.5 hr cycle \n" ); document.write( "Joan is on a 2.5 hr. cycle \n" ); document.write( "Jane is on a 3 hr cycle \n" ); document.write( "----------- \n" ); document.write( "3.5*2.5 = 8.75 \n" ); document.write( "8.75*3 = 26.25 hrs. \n" ); document.write( "----------- \n" ); document.write( "8:00pm + 26.25 hrs = 8:00pm + 24 hr + 2.25 hr. \n" ); document.write( "It occurs on 14 October at 10:15 pm \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |