Answer:
1. 22
2. 20
3. 12
4. 24
5. 16
Step-by-step explanation:
1.
11, 22, 33, 44 ,55
22, 44, 66, 88, 110
2.
10, 20, 30, 40, 50
20, 40, 60, 80, 100
3.
12, 24, 36, 48, 60
3, 6, 9, 12, 15
4.
8, 16, 24, 32, 40
24, 48, 72, 96, 120
5.
4, 8, 12, 16, 20
16, 32, 48, 64, 80
