document.write( "Question 977678: Hi tutors, can u help me solve this? Thanks\r
\n" ); document.write( "\n" ); document.write( "The 5-digit number a986b, where a is the first digit and b is the units digit, is divisible by 72. What is the value of a + b?\r
\n" ); document.write( "\n" ); document.write( "A. 9
\n" ); document.write( "B. 10
\n" ); document.write( "C. 12
\n" ); document.write( "D. 13
\n" ); document.write( "E. 15
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Algebra.Com's Answer #599266 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
the 5 digit number is 99864
\n" ); document.write( "a=9 and b=4
\n" ); document.write( "so D.13 is the correct choice
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