document.write( "Question 311272: A number of the form 213ab, where a and b are digits, has a reminder less than 10 when divided by 100. The sum of all the digits in the above number is equal to 13. Find the digit b. \r
\n" ); document.write( "\n" ); document.write( "A) 5 B) 7 C) 6 D) 8 E) 9\r
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Algebra.Com's Answer #222629 by fractalier(6550)\"\" \"About 
You can put this solution on YOUR website!
If you divided 213ab by a hundred, and got a remainder less than ten, it tells you that \"a\" must be zero.\r
\n" ); document.write( "\n" ); document.write( "If all the digits sum up to 13, \"b\" must be 7.
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