I NEED HELP ON THIS QUESTION PRONTO

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

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each,and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent.how much did jame pay at the end?

Which equation represents the function on the graph?