Answer:
Plan A has a unit rate of approximately $0.1087 per minute.
Plan B has a unit rate of approximately $0.0700 per minute.
Explanation:
Plan A:
38 minutes of long-distance calling
Total cost: $4.13
To find the unit rate for Plan A, divide the total cost by the number of minutes:
Unit Rate for Plan A = Total Cost / Number of Minutes
Unit Rate for Plan A = $4.13 / 38 minutes ≈ $0.1087 per minute
Plan B:
59 minutes of long-distance calling
Total cost: $4.13
To find the unit rate for Plan B, divide the total cost by the number of minutes:
Unit Rate for Plan B = Total Cost / Number of Minutes
Unit Rate for Plan B = $4.13 / 59 minutes ≈ $0.0700 per minute