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]: ['A', '9785', '1739', 'x', '2389', 'O', 'J', '1407', '9067', 'x', '9747', '2485', '4631', '6021', '4077', '2779', 'V', '2449', '7401']
[EX A]: 63977

[EX Q]: ['6011', 'G', '9043', '8009', 'e', '9493', 'G', '7969', 'M', 'n', 'p', 'g', '7925', 'H', '3213', '8095', '97', 'F']
[EX A]: 59855

[EX Q]: ['707', 'v', 'X', '1765', '8705', 'Y', '7147', 'A', '9253', '6025', 'R', '1403', '9941']
[EX A]:
44946