Colin wants to set up an aquarium.. he already has a tank, but needs to purchase fish, filters, and plants. if the cost of the fish is $84.79, the filters usually cost $60.45 but colin finds them on sale for $44.75, and the cost of the plants is $18.66, determine how much of colin’s $488.85 savings will be used to set up his aquarium. a. $289.81 b. $163.90 c. $340.65 d. $148.20