A. The weekday admission prices for all three categories (adult, student, and child under 3 years) are $15 less than weekend admission prices. Complete the table by typing expressions for the weekend admission prices for all three categories.

Adult 2x (weekday) ____ (weekend)
Student x (Weekday) ____ (weekend)
Child under 3 years 1/2 x (weekday) ___ (weekend)

B. A group of 4 adults, 5 students, and 2 children under 3 years visit the theme park on a Sunday. Write an expression, in terms of x, for the total admission price of the group.

C. If a student’s weekday ticket costs $18, find the total admission price that the group in B) will have to pay.