Help!! Will give the almighty great crown

Ined this is due tomorrow and i dont know the answer can you find all the exponents

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

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