document.write( "Question 900117: One bus leaves a stop every 12 minutes. A second bus leaves the same stop every 18 minutes. If they both leave at 3:20p.m. at what time will they next leave together? \n" ); document.write( "
Algebra.Com's Answer #545792 by josmiceli(19441)\"\" \"About 
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The 4th time that the 1st bus leaves
\n" ); document.write( "will be 3:20 PM plus \"+3%2A12+=+36+\"
\n" ); document.write( "or 3:56 PM
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\n" ); document.write( "The 3rd time the 2nd bus leaves
\n" ); document.write( "will be 3:20 PM plus \"+2%2A18+=+36+\"
\n" ); document.write( "or 3:56 PM
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\n" ); document.write( "So the buses leave together at 3:56 PM\r
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