Math problem. I not smort

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?

What is the measure of sty in oo below? 130 310 230 50

Which statement best describes how to determine whether f(x) = x squared- x +8 is an even function ?