Explain how the quotient of powers was used to simplify this expression. 2 to the fifth power, over 8 = 22

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?

The fraction 7/9 is equivalent to a percent that is greater than 100%. truefalse

Can you me find the missing length. i attached an image.