Instructions

In each of the following number series, a wrong number is given. FInd out the wrong number.

Question 141

2 4 5 8 13 21 34

Solution

2 + 1 = 3
3 + 2 = 5
5 + 3 = 8
8 + 5 = 13
13 + 8 = 21
21 + 13 = 34

4 is the incorrect number

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