Apattern follows the rule "starting with two, every consecutive line has a number one more than the previous line."1. how many marbles must be in the fifth line?

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?