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jakefire007 jakefire007
  • 07-02-2017
  • Mathematics
Answered

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

Verified Answer :

Jedimaster13
Jedimaster13 Jedimaster13
  • 07-02-2017

Rate of Change = \(\frac{12.75-9.95}{40-0}\) = $.07 per minute

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