John walks 0.6 miles in 1 hour.
Step-by-step explanation:
Distance walked by John = 3 miles
Time period = 5 hours
5 hours = 3 miles
Unit rate is the ratio of two measurements, in which one measurement is one, therefore,
1 hour = 

John walks 0.6 miles in 1 hour.
Keywords: ratio, distance
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Answer:
A and C
Step-by-step explanation:
B has a solution and D is 0. A and C are the only ones with no solution.
Answer:
see down
Step-by-step explanation:

Answer:
A.
Step-by-step explanation:
A function is a relation in which every input or value in the domain is paired with exactly one output or value in range.
Draw vertical to check if there is one output for one input.
Hope it is useful...
Step-by-step explanation:
4/5 of 30
=24
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