What should come in place of the question mark '?' in the following number series?
729, 27, 676, 26, 625, 25, ?, ?1
539, 23
2
556, 23
3
546, 24
4
529, 23
5
576, 24
What should come in place of the question mark '?' in the following number series?
729, 27, 676, 26, 625, 25, ?, ?