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
1250 1201 1166 1140 1124 1115 1111
(1) 1111
(2) 1201
(3) 1140
(4) 1166
(5) 1124
Question No : 2
13 25 40 57 79 103 130
(1) 25
(2) 40
(3) 57
(4) 79
(5) 103
Question No : 3
5040 840 168 42 15 7 7
(1) 15
(2) 840
(3) 5040
(4) 168
(5) 7
Question No : 4
4 6 12 30 60 315 1260
(1) 30
(2) 60
(3) 12
(4) 4
(5) 315
Question No : 5
1 2 9 64 625 1296
(1) 2
(2) 9
(3) 64
(4) 625
(5) 1296