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GENERAL INSTRUCTIONS: Provide complete and neat solutions to the following problems. Incomplete solutions will not be given full credit. 1. (5 points) The regular adult admission price to an evening performance at the Coast Cinema is 7 dollars, while the price for children under 12 years old is 4 dollars and the price for seniors at least 60 years of age is 5 dollars. Find a mathematical model expressing the admission price as a function of the person's age. 2. (5 points) A one-story building having a rectangular floor space of 13, 200 square feet is to be constructed, with a walkway 22 feet wide in the front and back and a walkway 15 feet wide on each side. (a) Let A(x) square feet be the total area of the lot on which the building and walkways will be located, where I feet is the length of the front and back of the building. Write an equation defining A(x). (b) What is the domain of the function A in part (A)