Answer:
For the first question she would get 400 miles total by 5 PM and for the second question, he gets $25 dollars per lawn (at least I think that's what the question means)
Explanation:
1st question: Since they get 50 miles per hour because 4-1 equals 3. 350-200 equals 150. 150/3 = 50 miles per hour
2nd question: 100/4 = 25