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.

[Q]: ['2151', '7511']
[A]: 9662


[Q]: ['7335', '813', '6461', '8903', '3709', 'V', 'G', 'I', 'P', 'p', 's', 'v', 'R', '4697', '4263', '9897']
[A]: 46078


[Q]: ['H', 'i', '8085', 'E', 'q']
[A]:
8085