Select the number from among the given options that can replace the question mark (?) in the following series.
342, 215, 124, ?, 26, 7
1
67
2
63
3
61
4
More than one of the above
5
None of the above
Select the number from among the given options that can replace the question mark (?) in the following series.
342, 215, 124, ?, 26, 7