Answer:
1) 1, 2, 3, 4, 6, 9, 12, 18, 36
2) 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72
3) Right, composite
4) Prime
5) No, because 50 is not a multiple of 4.
6) Can't see it
7) 2 x 3 x 5
8) 2 x 3 x 3 x 5
9) 12
10) 30
11) Can't see the full question.
Explanation: