Question

17. 67% of 11.9
21. 52% of 57.9
18. 31% of 68.7
22. 33% of 15.3

Answer 1

1. 7.973
2. 30.108
3.21.297
4. 5.049

Answer 2

1. 7.973
2. 30.108
3. 21.297
4. 5.049
I think this might be it hope it helps