Yoko needs 300 copies of her resume printed dakota printing charges $19.54 the first two hundred copies and $9 for every hundred additional copies. how much will 300 copies cost including a sales tax of 4 1/2%?

I'm terrible at math any here is appreciated.

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 jamie pay at the end?

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9