Answer: 1 mile.
Explanation: 1/2 of an hour is 1 mile because the speed was 2 miles an hour so if you do half of that it is 1 mile.
The correct choice is B
x is greater than equals to -4.25
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Explanation:</h2><h2>
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Here you haven't provided any function, so I'll assume this one:

This is a quadratic function whose graph represents a parabola. Any parabola has its vertex at the point:

Therefore:

Therefore, the vertex is:

38/9
46/7
44/5
11/4
19/2
11/6
23/3
41/8
52/7
34/5
Min:3
Q1:7.5
Med:10
Q3:13
Max:16
Hope this helps. Have a nice day. Please mark brainliest!