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.
--------
Question: ['9905', 'm', 'Q', 'S', 'T', '7821', '1773', '9515', '3963', '2931', '7023', '8677', '1739', 'O', '909', '9153', '8319', 'k', '2851']

Answer: 74579


Question: ['y', 'p', '3553', '2155', 'b', 'R', 'j', 'V', 'U']

Answer: 5708


Question: ['N', '7299', 'x', '4303', 'J', '6501', '3469', 'w', 'Q', '6621', 'j', '9077', 'r', 'A']

Answer:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
37270


