Practice Test 4

Jenny wants to save money for her class trip. If Jenny works mowing lawns and gets paid $\$5$ per lawn. How many lawns will Jenny need to mow to save $$400$.

Janet is fertilizing her flowers with a special mixture. Once the mixture is added to the flower pot the flower's blooms quadruples every 2 days and can be modeled by a function F which depends on t days. Before the fertilizer is added to the pot, Janet had seven blooms. Write a function that models the number of blooms in t days since the fertilizer was added.