millicent earned $435 last year in interest. If $3,000 was invested at certain rate of return and $4,500 was invested in a fund with a rate that was 2% lower, find the two rates of interest

Need ! 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?