32. The students at Atlantic High School wanted to encourage people to buy tickets to the spring musical early. Tickets purchased at the door cost $6, and tickets purchased in advance only cost $4. Receipts from ticket sales totaled $2,000 and there were 410 tickets sold. The situation can be represented by the system of equations below. 4a + 6d = 2000 a + d = 410 How many tickets were purchased in advance? How many were purchased at the door? a. 230 tickets purchased in advance; 180 tickets purchased at the door b. 180 tickets purchased in advance; 230 tickets purchased at the door c. 400 tickets purchased in advance; 600 tickets purchased at the door