Write the missing numbers in the given patterns below
1. 5, _, _, _, 15
2. 8, _, 16, _, 24, _
3. 10, 20, _ 40, _, _, 70
4. 28, _, _, 49, _, 63
5. 18, _, 36, _, 60, _
6. 60, _, 48, 42, _, _
7. _, 24, 36, _, 60, _
8. 100, _, 60, _, 20, _
9. 2, 3, _, 7, _, 13, _
10. 15, _, 45, _, 75, _