Answer:
C 30%
Step-by-step explanation:
87.50/125= 0.70
1-0.7-0.3
We can see that for every 1 hour he increases 10 miles in his distance, so we can say it's constant, he started at 0 and increased 10 miles per hour.
Alternative C.
Answer: 
This is the same as
and it is also equivalent to 
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Explanation:
n is some placeholder for a number
one fourth of that number is
which is the same as
or
since 1/4 = 0.25
From here, we subtract off 2 to get
as one possible final answer.
No as they do not simplify into the same fraction
linear as it the volume is a fraction to the side