Help me to answer this please

Hi my sisters and brothers can tell me the answer because i don’t understand the question

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

The volume of a cube-shaped shipping container is 13,824 cubic inches. find the edge length of the shipping container.