A company security admin changes his password, every month where the password is divisible by 8 and 11. If password is prefixed with A and suffixed with B and the number provided to his branch is A818325B, then find  the minimum sum of A + B?

Two numbers are in the ratio 8 : 11. If 15 is added to each number, the ratio becomes 11 : 14. Find the larger number before increment.

In the following matrix question, select the number which can be placed at the sign of question mark (?)