Select the number from among the given options that can replace the question mark (?) in the following series.
13, 15, 12, 17, 10, 21, 8, ?
1
24
2
22
3
23
4
25
Select the number from among the given options that can replace the question mark (?) in the following series.
13, 15, 12, 17, 10, 21, 8, ?