In this task, you are given an input list A. You need to find all the elements of the list that are numbers and calculate their sum.

['9211', '1889', '7371', '9649', 'b', 'y', 'q', 'a', 'i', '1137', '3291', '8625']
41173

['5347', 'E', 'a', '5379', '405', '1171', 'v', 'J']
12302

['E', 'Z', 'o', '5527', '6873', '7449', 'S', '3467', '3019', 'k', 'Q', 'p', '5905', 'j', '9699', '1821', '249', 'm']

44009