document.write( "Question 1183763: A three-digit number whose hundreds digit is twice the tens digit and the tens digit is 3 more that
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Algebra.Com's Answer #814210 by Theo(13342)![]() ![]() You can put this solution on YOUR website! the 3 digit number is HTU \n" ); document.write( "H is the hundreds digit \n" ); document.write( "T is the tens digit \n" ); document.write( "U is the units digit.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "each digit can be 0 through 9.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "if the hundreds digit is 2 times the tens digit, then the tens digit can't be 5 or greater because then the hundreds digit will be two digits. \n" ); document.write( "therefore, the tens digits can only be 0 or 1 or 2 or 3 or 4.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "of the tens digit is 3 more than the units digit, then the units digit has to be 3 less than the tens digit. \n" ); document.write( "since the units digit can't be less than 0, then the tens digit can only be 3 or 4.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "if the tens digit is 3, then the hundreds digit is 6 and the units digit is 0 and the number is 630. \n" ); document.write( "this satisfies the requirements since the hundreds digit is two times the tens digit and the tens digit is 3 more than the units digit.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "if the tens digit is 4, then the hundreds digit is 8 and the units digit is 1 and the number is 841. \n" ); document.write( "this satisfies the requirements since the hundreds digit is two times the tens digit and the tens digit is 3 more than the units digit.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "630 and 841 are the only two possibilities as far as i can see.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "if you say that the digit can't be 0, then the only possible number is 841.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |