384
Q:
A) 391 | B) 421 |
C) 481 | D) 511 |
Answer: D) 511
Explanation:
Explanation:
Numbers are (23 - 1), (33 - 1), (43 - 1), (53 - 1), (63 - 1), (73 - 1) etc.
So, the next number is (83 - 1) = (512 - 1) = 511.