If the 7-digit number x468y05 is divisible by 11, then the maximum value of (x + y) is:
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 12.
Divisibility rule for 11
x − 4 + 6 − 8 + y − 0 + 5 = x + y −1 = 0 Or 11
x + y − 1= 11
x + y = 12