MathDB
Digits of Number

Source:

February 11, 2009

Problem Statement

A three-digit number has, from left to right, the digits h h, t t, and u u, with h>u h>u. When the number with the digits reversed is subtracted from the original number, the units' digit in the difference of r r. The next two digits, from right to left, are: <spanclass=latexbold>(A)</span> 5 and 9<spanclass=latexbold>(B)</span> 9 and 5<spanclass=latexbold>(C)</span> impossible to tell<spanclass=latexbold>(D)</span> 5 and 4<spanclass=latexbold>(E)</span> 4 and 5 <span class='latex-bold'>(A)</span>\ \text{5 and 9} \qquad <span class='latex-bold'>(B)</span>\ \text{9 and 5} \qquad <span class='latex-bold'>(C)</span>\ \text{impossible to tell} \qquad <span class='latex-bold'>(D)</span>\ \text{5 and 4} \qquad <span class='latex-bold'>(E)</span>\ \text{4 and 5}