1, 4, 9, 16, 20, 36, 49 (a) 1       (b) 9       (c) 20           (d) 49

4, 9, 16, 25, 49, 121

1, 8, 9, ?, 25, 216, 49

1, 4, 9, 16, 25, 36, 49, (.....) (a) 54 (b) 56 (c) 164 (d) 81

1, 9, 25, 49, ? , 121

1, 9, 25, 49, ?, 121

25, 36, 49, 81, 121, 169, 225 (a) 36 (b) 49 (c) 121 (d) 169

In each of the following questions, one term in the number series is wrong. Find out the wrong term. 1, 4, 9, 16, 25, 37, 49 1)9 2) 16 3) 25 4) 37

1 9 25 49 81 ? 169

(a) 543.24 (b) 49 (c) 16 (d) 37 (a) 38 (c)