Directions (Qs.1 to 5): In each of the following questions a number series is given. In each series only one number is wrong that does not follow the given pattern of the series. Find out that wrong number.
Question No : 1
100 101 97 106 92 115 79
(1) 101
(2) 97
(3) 92
(4) 115
(5) 79
Question No : 2
140 142 151 179 244 370
(1) 370
(2) 151
(3) 142
(4) 140
(5) None of these
Question No : 3
190 209.0 231.9 252.89 278.179 305.9969
(1) 190
(2) 252.89
(3) 231.9
(4) 209.0
(5) 278.179
Question No : 4
18 20 43 133 537 2690
(1) 20
(2) 2690
(3) 43
(4) 537
(5) 133
Question No : 5
8 20 50 122 312.5 781.25
(1) 20
(2) 50
(3) 122
(4) 312.5
(5) None of these