Mika opened a bank account that earns simple interest with an initial deposit of $2,200. She made no other transactions throughout the year. At the end of the year, Mika had $2,260.50 in her account.
What was the simple interest rate? Enter your answer in the box.

Someone answer asap for ! 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?