plissss.....kak tolong jawab pertanyaanku kalau engak ngerjain aku dimarahi sama guruku....

1. 30 21 15 12 18 24
2. a. 1,8,16,24,32,40,48
B. 50,60,70,80,90
C. 50,65,80,95
D. 1,17,34,51,68,85
E. 100,122,144
3. 15 = 1×15
3×5
16 = 1×16
2*8
4*4
20 = 1*20
2*10
4*5
28 = 1*28
2*14
4*7
30 = 1*30
2*15
3*10

4.2,4,6,8,3,1,12,16 dan 24