Can anyone help me with finding the measure or arcs? There’s 8 questions on them and I don’t know how to do them because my teacher is terrible at explaining. I’m going to post 3 of the problems today, and the rest on another day because this isn’t due for a whole week

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

Simplify (2^5/3^2)^4 a. 2^20/3^8 b. 2^9/3^8 c. 8^5/12^2 d. 2/3^2