Please help me find the answer
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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?

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

Can any one me with the answers to these questions asap?