Answer:
1. 0.5
2. 0.25
3. 0.33333...
4. 0.2
5. 0.75
6. 0.666...
7. 0.4
8. 0.375
9. 0.444...
10. 0.28571428571429
Step-by-step explanation:
Subtract magazine from total:
25 -5 = 20
Divide by number of erasers:
20/4 = 5
Each eraser cost $5
42 times 2 equals 84 degrees