45, 54, 47, ?, 49, 56, 51, 57, 53

One term in the number series is wrong. Find out the wrong term.<br> 10, 26, 74, 218, 654, 1946, 5834

Choose the missing terms out of the given alternatives.<br> M, N, O, L, R, I, V, ?

1, 4, 10, 22, 46, ?

Choose the missing terms out of the given alternatives : AYD, BVF, DRH, ?, KGL

One term in the number series is wrong. Find out the wrong term.<br> 15, 16, 22, 29, 45, 70

589654237, 89654237, 8965423, 965423, ?

3, 12,27,48, 75, 108,?

13, 35, 57, 79, 911, ?