How much would you pay for 115 minutes?

Answer:
Answer is A - $43.40
Step-by-step explanation:
For 115 minutes, we would be in the middle territory and so will need to use the middle equation:
[tex]c(x)=0.35x+3.15\\c(115) = 0.35(115)+3.15\\c(115)=40.25+3.15\\c(115)=43.40[/tex]