5 ms·

Then explain the first graph.

• defen 6y ago
  Imagine a 1,000 mph cab (perhaps you’ve been in one) - the driver would cover thousands of miles per day and get 2.50 for each of those miles. But the amount you pay for your trip is the same as if you were in a normal taxi.
  • SilasX 6y ago
    The shape of the graph is different from one that has a constant slope from zero.