Question regarding linear function

Reference no: EM13122631

The monthly cost of driving a car depends on the number of miles driven. Lynn found that in May it cost her $380 to drive 480 mi and in June it cost her $460 to drive 800 mi.

(a) Express the monthly cost C as a function of the distance driven d, assuming that a linear relationship gives a suitable model.

(b) Use part (a) to predict the cost of driving 1500 miles per month.

(d) What does the y-intercept represent?

(e) Why does a linear function give a suitable model in this situation?

Reference no: EM13122631

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