Definition: In this task, you are given an input list A. You need to convert all the alphabets in the list with a number representing their position in the English alphabet. E.g., replace A by 1, B by 2, a by 1, b by 2, and so on.
Input: ['9295', '8345', 'X', 'k', 'F', '6699', 'r', '4137', '2777', 'C', 'U', 'Y', 'Q', '2983', 'J', '6111', '429', 'q', '8215', '275', 'O', 'Q']

9295, 8345, 24, 11, 6, 6699, 18, 4137, 2777, 3, 21, 25, 17, 2983, 10, 6111, 429, 17, 8215, 275, 15, 17