document.write( "Question 939260: john calls his dad every 3 days.
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document.write( " Katie calls every 4 days.
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document.write( " Jamie calls every 6 days.
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document.write( " once in every _______ days, all three will call on the same day. \n" );
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Algebra.Com's Answer #572558 by stanbon(75887) ![]() You can put this solution on YOUR website! List the prime factor form of the numbers:: \n" ); document.write( "john calls his dad every 3 days. = 3 \n" ); document.write( " Katie calls every 4 days.= 2^2 \n" ); document.write( " Jamie calls every 6 days. = 2*3 \n" ); document.write( "------ \n" ); document.write( "The least common multiple is 2^2*3 = 12 \n" ); document.write( "--- \n" ); document.write( "Ans:: once in every 12 days, all three will call on the same day. \n" ); document.write( "============ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "-------------- \n" ); document.write( " |