Answer:
0.20 dollars/mile
Step-by-step explanation:
The slope actually has units. It has the meaning of 20 cents per mile. The units are cents per mile.
But it can also be 0.20 dollars/mile which is probably the way you should interpret it in a math class. That way it matches the units of the 50 which is for certain in dollars.
Answer:
a percent is a variable of proportionality describing the part of the whole.
3 miles is 4.8 kilometers which divided by 4 is 0.75 miles
