There is a number series following a pattern. One place is left blank. Find the correct answer from the options.

15, 31, 64, 131, ? |
|||||||

(a) |
266 |
(b) |
256 |
(c) |
192 |
(d) |
524 |

There is a number series following a pattern. One place is left blank. Find the correct answer from the options.

15, 31, 64, 131, ? |
|||||||

(a) |
266 |
(b) |
256 |
(c) |
192 |
(d) |
524 |

1 Answer - 5876 Votes