MathDB
Changing Digits

Source:

June 27, 2011

Problem Statement

Which digit of 0.123450.12345, when changed to 99, gives the largest number?
(A) 1(B) 2(C) 3(D) 4(E) 5 \text{(A)}\ 1\qquad\text{(B)}\ 2\qquad\text{(C)}\ 3\qquad\text{(D)}\ 4\qquad\text{(E)}\ 5