Question 69
Which digit of the 7-digit number $2345678$ should we delete to get a 6-digit number divisible by $9$?
(A) $8$ (B) $7$ (C) $6$ (D) $5$ (E) $4$
(A) $8$ (B) $7$ (C) $6$ (D) $5$ (E) $4$
MathNet 2014 Question 69
Math Olympiad Vault · MathNet 2014