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.

[EX Q]: ['9201', '5685', 'v', 'w', 'v', 'r', 'Y', 'm', 'q', 'e', 'P', '7595', 'c', 'W', 'd', '9985', 'V', '3719']
[EX A]: 36185

[EX Q]: ['x', 'V', 'g', '5469', 'c', '7873', 'T', 'p', '8109', '5395', 'h', 'z', 'T', '9373']
[EX A]: 36219

[EX Q]: ['P', '6299', '9655', 'l', '6317', '2139', '3347', 'l', '3095', '7363', '3115', '7529', 'R']
[EX A]:
48859