5. what type of function models each of the following scenarios? chooses from linear, exponential growth, and exponential decay. explain reasoning.

scenarioa: tom needs to take a taxi. a taxi in his town charges $2.50 per mile plus a flat fee of $3.00 per trip.
scenerio b: a hurricane is predicted to hit the coast in 5 days. supplies are expected to dwindle as people prepare. the manger of the hardware store has 8200 square feet of plywood the day the storm was announced. he projects the daily supply to be 1400 square feet, 2050 feet, and 1050 feet.