Hello, can someone help me!! I have tried every combination possible and I still cannot find the answer. The picture shows the question! So please help!!

Answer:
5.01
Step-by-step explanation:
if she can go 6.7 miles in an hour, then the way we find out how much she does in 3/4 of an hour is divide 6.7 by 4. 6.7/4=1.67 and then, to get 3/4, we multiply 1.67 by 3.
Brainliest please