Find the total balance of each investment account earning simple annual interest. A: $624 at 5% for 3 years B: $4,120 at 7% for 18 months C: $900 at 3.1% for 6 months D: $275 at 4.8% for 8 years

The total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?