A taxi firm charges 80 cents for each kilo metre travelled.
a. Which of the following function machines represents the cost $C of travelling n kilometres?

b. Explain why two other function machines are incorrect.
c. Use the correct function machine to calculate the cost of taking the taxi for a 55 km journey.

Transcribed Image Text:

n с- C n n x80 х0.8 x80 ×0.8 +80 C n n n C C