1 , 3, 1 , 4 , 9, 1 , 8, ( ) A 18 B 27 C 36 D12

1 , 3, 1 , 4 , 9, 1 , 8, ( ) A 18 B 27 C 36 D12

1,3,1,4,9,1,8,( 27)
1+3+1+4=9
1+3+1+4+9+1+8=27
Ans:B