What should come in place of question mark ‘?’ in the following number series?
4, 10, 40, 190, 940, ?, 23440
1
4690
2
2930
3
5140
4
3680
5
None of these
What should come in place of question mark ‘?’ in the following number series?
4, 10, 40, 190, 940, ?, 23440