Kayla wanted to buy a sweatshirt. The original price was $45. When she went to the store the sale price was $37. What is the percent discount on the sale price? can someone explain how to solve this question.. it would mean a lot to me, thanks :)

You are updating your garage and the only thing left to paint is your garage day. you're only going to paint the slide that faces the street. the garage door is 9 fert 8inches tall and 120 inches wide. you need to know the surface area of the side of the garage door to determine how much paint to buy. the hardware store sells paint by how much covers a square foot. what is the surface area you should report to the hardware store what is the answer

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?