A cell phone plan has a monthly cost that is shown in the table below. What is the correct statement regarding the average rate
of change during the 40-minute time of talk?
A. The average rate of change is $1.00, meaning that for every ten minutes of talk time, the monthly bill increases by $1.00.
B. The average rate of change is $1.00, meaning that for each minute of talk time, the monthly bill increases by $0.10.
C. The average rate of change is $0.10, meaning that for every ten minutes of talk time, the bill increases by $0.10.
D. The average rate of change is $0.10, meaning that for each minute of talk time, the monthly bill increases by $0.10.
A. The average rate of change is $1.00, meaning that for every ten minutes of talk time, the monthly bill increases by $1.00.
B. The average rate of change is $1.00, meaning that for each minute of talk time, the monthly bill increases by $0.10.
C. The average rate of change is $0.10, meaning that for every ten minutes of talk time, the bill increases by $0.10.
D. The average rate of change is $0.10, meaning that for each minute of talk time, the monthly bill increases by $0.10.
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