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
720 4320 864 3457 1152 2304
(1) 720
(2) 4320
(3) 864
(4) 3457
(5) 1152
Question No : 2
4 47.5 474.5 3795.5 22772.5 91090.5 182178.5
(1) 91090.5
(2) 47.5
(3) 4
(4) 3795.5
(5) Series is right no need to replace any number
Question No : 3
24 145 714 2855 8564 17127 17126
(1) 17126
(2) 8564
(3) 17127
(4) 145
(5) 714
Question No : 4
197 226 255 290 325 362 401
(1) 197
(2) 226
(3) 255
(4) 290
(5) 401
Question No : 5
1722 985 487 181 19 -47
(1) 985
(2) -47
(3) 1722
(4) 487
(5) 19