Answer:
1. 3 hours 2. 150 ft
Step-by-step explanation:
1. a) 50 + 60 + 60 + 60 = $230 = 3 hours
b) 80 + 50 + 50 + 50 = $230 = 3 hours
Answer: 3 hours
2. 10 * 5 * 3 = 150 ft
