Please help me in a test still..

Apath 3 m wide runs around the inside of a square park inside 60 m.find the area of the path.pls

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made

[15 points, algebra 2]simplify the complex fraction and find the restrictions.