Answer:
1. 10
2. 37, 111
3.60
4.75
5.28
6.2.5, 1.5
7.9
Explanation:
1. half the numbers every time
2. the pattern is subtract 2, then on the next number multiply by three
3. divide by three then on the next number multiply by 6
4. add 10, then on the next number add 20, then on the next number add 30 and so on
5.add 4 then on the next number divide by 3
6. subtract 1
7. subtract 1, then on the next number subtract 2, then on the next number subtract 3 and so on