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Q:

What value should come in place of the question mark (?) in the following question?

1637 + 1832 = 452 + (?)2

A) 38 B) 42
C) 46 D) 54

Answer:   A) 38



Explanation:

3469 = 2025+?x?
? x ?= 3469-2025
? x ?= 1444
? = 38