document.write( "Question 248342: What number am I?\r
\n" ); document.write( "\n" ); document.write( "I am a three-digit number.
\n" ); document.write( "I am less than 200.
\n" ); document.write( "I am divisible by 12, and by 9.
\n" ); document.write( "My units digit is less than my tens digit.
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Algebra.Com's Answer #180975 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
Let's list all of the multiples of 12 until we hit 200:\r
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\n" ); document.write( "\n" ); document.write( "0, 12, 24, 36, 48, 60, 72, 84, 96, 108, 120, 132, 144, 156, 168, 180, 192\r
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\n" ); document.write( "\n" ); document.write( "Let's list all of the multiples of 9 until we hit 200:\r
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\n" ); document.write( "\n" ); document.write( "0, 9, 18, 27, 36, 45, 54, 63, 72, 81, 90, 99, 108, 117, 126, 135, 144, 153, 162, 171, 180, 189, 198\r
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\n" ); document.write( "\n" ); document.write( "Now let's list all of the multiples of BOTH 12 and 9 until we hit 200:\r
\n" ); document.write( "\n" ); document.write( "0, 36, 72, 108, 144, 180\r
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\n" ); document.write( "\n" ); document.write( "Of those multiples, only 108, 144, and 180 are 3 digit numbers. The only number that has a units digit less than its tens digit is 180.\r
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\n" ); document.write( "\n" ); document.write( "So the unknown number is 180.
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