Uncle Sam sells cups at a shop. For every cup he sells, he collects 20% of the price of the cup. For every 10 cups that he sells, he earns an extra 5% of the price of the cup. A cup is sold for $8. If he collects $86.80, how many cups does he sell?

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

Regular price 75$ discount 25%sale price?

In which form is the following function written? y = - 2(x – 3)(x + 5)