Answer:
Explanation:
Full charge can be expressed as equation:
- c = 2.5 + 0.75m, where c- charge, m- miles
The limit for charge is $13, then we got inequality:
- 0.75m + 2.5 ≤ 13
- 0.75m ≤ 9.5
- m ≤ 9.5/0.75
- m ≤ 12.66
Option B: 10 is correct as the only number satisfying the inequality