At an electric store, an air-conditioner marked 280$ was on sale at 259$. What was the percentage of discount for the air conditioner

An unknown number of kids and buses are getting assigned. when assigning 4 kids to each bus, there are 2 kids that aren't placed in a bus. when assigning 8 kids to each bus, there are 2 empty buses. how many total kids are there?

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Simplify this expression.2(10) + 2(x – 4) a. 2x + 16 b. x + 12 c. 2x + 12 d. x + 16