Direction (11-15): In each of the following number series, two terms have been put within brackets. Mark your answer as
(A) if both the bracketed terms are right;
(B) if the first bracketed term is right and second is wrong;
(C) if the first bracketed term is wrong and second is right; and
(D) if both the bracketed terms are wrong.
Q.11. 4, 6, 10, (12), 16, (14), 22
Q.12. 3, 10, 29, (66), (127), 218
Q.13. 2, 3, (6), 11, 18, (30), 38
Q.14. (2), 5, (12), 25, 41, 61
Q.15. 4, 7, (9), 10, 13, 15, (16), 19
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