Question

What should come in place of the question mark"? in the following
number series?
65, 54, 64, 55, 63, ?

Answer 1

Step-by-step explanation:

43? maybe

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Answer 2

Answer:

56

Step-by-step explanation:

Take alternative terms :-

I. 65, 64,63,.... (Pattern :- -1,-1,-1,....)

II. 54,55,?,.... (Pattern :- +1,+1,......)

Therefore, 55+1= 56