Question

Tim's taxicab business charges a fixed dollar amount to pick up passengers, plus a per-mile charge. The fixed cost, y, given as a function of the number of miles, x, is y = 2x + 3. What is the per-mile charge, in dollars, for each additional mile? Enter your answer in the box. Use number(s) only.

Answer 1

In y = 2x + 3, 3 represents the fixed cost and 2 represents the cost-per-mile.

The per mile charnge, in dollars per mile, is $2/mile (answer)