Write the numerical expressions in words then solve 10×(2.5+13.5)

Can somebody me out with this question

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?

What is another way to express 36 +32