document.write( "Question 562393: the light and one lighthouse flashes every 8 seconds while the other light house flashes every 15 seconds. they flash together at midnight.what is the time when they next flash together? \n" ); document.write( "
Algebra.Com's Answer #364560 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! the light and one lighthouse flashes every 8 seconds while the other light house flashes every 15 seconds. they flash together at midnight.what is the time when they next flash together? \n" ); document.write( "------------ \n" ); document.write( "They flash together every 120 seconds, 8*15 = 120, the LCD. \n" ); document.write( "--> 0002, 0004, etc \n" ); document.write( " \n" ); document.write( " |