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
1924 1790 1610 1370 1064 684
(1) 1610
(2) 1064
(3) 684
(4) 1790
(5) 1370
Question No : 2
850 843 829 808 788 745 703
(1) 843
(2) 829
(3) 808
(4) 788
(5) 745
Question No : 3
480 505 605 831 1230 1855
(1) 505
(2) 605
(3) 831
(4) 1230
(5) 1855
Question No : 4
8 18 60 252 1260 7710
(1) 60
(2) 1260
(3) 252
(4) 7710
(5) None of these
Question No : 5
576 676 1156 1444 2116 3364
(1) 576
(2) 676
(3) 3364
(4) 2116
(5) None of these