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Complete the series _ op _ mo _ n _ _ pnmop _
The pattern ‘mopn’ is repeated.
Complete the series ba_ba_bac_acb_ cbac
The series is bac/bac/bac/bac/bac/bac. The pattern bac is repeated.
Complete the series m _ nm _ n _ an _ a _ ma _
The series is man/man/man/man/man. The pattern ‘man’ is repeated.
Complete the series adb_ac_da_ cddcb_dbc_cbda
The series is adbcacbdabcddcbadbcacbda.
Complete the series bca_b_aabc _a_ caa
The series is bcaa/bcaa/bcaa/bcaa. The pattern ‘bcaa’ is repeated.
Find the next two elements in series: A/2, B/4, C/6, D/8
The letters are in alphabetical order. The numbers increase by two.
Find the missing element: Q1F, S2E, U6D, W21C, ?
The first letter moves two steps forward. The last letter moves one step backward. The number series runs as shown below:
1 × 1 + 1 = 2
2 × 2 + 2 = 6
6 × 3 + 3 = 21
21 × 4 + 4 = 88.
Find the missing element: 2Z5, 7Y7, 14X9, 23W11, 34V13, ?
The first numbers in the terms follow the sequence + 5, + 7, + 9, + 11, + 13.
The middle letters form the series Z, Y, X, W, V, U.
The last numbers from the series 5, 7, ,9 , 11, 13, 15.
Find the missing element: P3C, R5F, T8I, V12L, ?
The first letters of the terms are alternate. The sequence followed by the numbers is +2, +3, +4,.... The last letter of the term is three steps ahead of the last letter of the preceding term.
Find the missing element: J2Z, K4X, 17V, ?, H16R, M22P
The first letters in odd numbered terms are from series J, I, H and in even numbered terms are from the series K, L, M. The sequence followed by the numbers is + 2, + 3, + 4, + 5, + 6. The third letter moves two steps backward.