The one that you have marked in the picture is right because you are taking away two hours and dividing 400 by s
Answer:
44410
Step-by-step explanation:
Time = 11/2 = 5 1/2
Road = 4 1/2 miles
Speed = 5 1/2 : 4 1/2 = 1 2/9 <------------answer
<h2><em>
h≥60</em></h2>
This is saying that your height has to be equal to or greater than 60 inches.