There is a number series with one term missing shown by question mark (?). This term is one of the alternative given. Choose that number.

1, 1, 6, 6, 11, 11, 16, ?, ? |
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(a) |
16, 21 |
(b) |
13, 11 |
(c) |
17, 21 |
(d) |
21, 16 |

There is a number series with one term missing shown by question mark (?). This term is one of the alternative given. Choose that number.

1, 1, 6, 6, 11, 11, 16, ?, ? |
|||||||

(a) |
16, 21 |
(b) |
13, 11 |
(c) |
17, 21 |
(d) |
21, 16 |

127