I can't really give an explanation, since it's just multiplication, so here are the answers:
1. 32
2. 12
3. 24
4. 40
5. 20
6. 12
7. 12
860 *11/100=9460/100=94.6
94.6 is earned
The answer to number 3 on your homework would be d
Blue can be 1/10 and yellow can be 3/10 or other way around.