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Mathematics 27 Online
OpenStudy (anonymous):

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? Total minutes of talk time Monthly cost of cell phone 0 $9.95 10 $10.65 20 $11.35 30 $12.05 40 $12.75

OpenStudy (anonymous):

The average rate of change is $1.30, meaning that for each minute of talk time, the monthly bill increases by $1.30. The average rate of change is $0.07, meaning that for each minute of talk time, the monthly bill increases by $0.07. The average rate of change is $1.30, meaning that for every ten minutes of talk time, the monthly bill increases by $1.30. The average rate of change is $0.07, meaning that for every ten minutes of talk time, the monthly bill increases by $0.07.

OpenStudy (anonymous):

@Loser66

OpenStudy (anonymous):

@charlotte123

OpenStudy (charlotte123):

Would Be C Or D - As The Price Does Not Go Up After ONE Minute Of Talking - But TEN Minutes Of Talking -

OpenStudy (charlotte123):

Give Me One Second -

OpenStudy (anonymous):

take your time

OpenStudy (charlotte123):

Would Be C - 1.30 Is Closer To The Real Price Then 0.07

OpenStudy (charlotte123):

Thanks!

OpenStudy (anonymous):

thanks so much @charlotte123

OpenStudy (charlotte123):

No Problem! Appreciate Your Patience!

OpenStudy (anonymous):

can you help me with one last one

OpenStudy (charlotte123):

Sure! Make Sure You Post It Into A New Post And Link Me!

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