Mark as brainlest! Write an equation for each problem. Then solve. If necessary, round your answers to the nearest hundredth.

1. A bike that costs $415 is on sale for 30% off.

a. What is the sale price of the bike?
b. What is the total price you pay if there is 7% tax?

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?