Please anser and explain.

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Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.

At school 460 of the students walk to school the number of students who take public transit is 20% of the number of students who walk. how many students take public transit

Renting a room at the willow tree resort costs $125 for 2 people. each additional person is $25. write an expression that shows the cost for n extra people