SOLUTION: The cost of using a calling card is $.95 for the first minute and $.35 for each additional minute. The function is C (t)=.95+.35(t1) where t=time in minutes. What is the charge for

SOLUTION: The cost of using a calling card is $.95 for the first minute and $.35 for each additional minute. The function is C (t)=.95+.35(t1) where t=time in minutes. What is the charge for

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Question 146561: The cost of using a calling card is $.95 for the first minute and $.35 for each additional minute. The function is C (t)=.95+.35(t1) where t=time in minutes. What is the charge for 12 minutes?
Thank you.
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
C (t)=.95+.35(t1)
c(t)=.95+.35*12
c(t)=.95+4.20
c(t)=$5.15 cost for 12 minutes of use.
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