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
8050 4675 2478 1149 418 75
(1) 2478
(2) 8050
(3) 4675
(4) 418
(5) 1149
Question No : 2
74 417 633 756 822 849
(1) 74
(2) 756
(3) 849
(4) 633
(5) None of these
Question No : 3
25 38 49 64 81
(1) 25
(2) 38
(3) 49
(4) 64
(5) 81
Question No : 4
98 50 26 16 8 5
(1) 26
(2) 8
(3) 50
(4) 98
(5) 16
Question No : 5
150 134 142 140 140 139
(1) 140
(2) 134
(3) 142
(4) 150
(5) 139