Ist letter : A + 3 D + 3 G + 3 J + 3 M
2nd letter : Y - 2 W - 2 U - 2 S - 2 Q
3rd letter : B + 3 E + 3 H + 3 K + 3 N
4th letter : Z - 2 X - 2 V - 2 T - 2 R
5th letter : C-+ 3 F + 3 I + 3 L + 3 O
The given sequence is a combination of two series: I: 2, 9, 6, 13, ? and II: A, B, C, D The pattern in I: is : 2 + 7 9 - 3 6 + 7 13 - 3 10 So, the missing term is 10.
The given sequence is a combination of two series: I: 2, 9, 6, 13, ? and II: A, B, C, D The pattern in I: is : 2 + 7 9 - 3 6 + 7 13 - 3 10 So, the missing term is 10.