answer both. please help. i will etransfer you if u can answer all my questions

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

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

Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?