In a grocery store, a $30 case of toilet paper is labeled,"Get a 20% discount." What is the discount

If f(x)=2x^6+x^2+2 then what is the remainder when f(x)is divided by x+2

At school there are 526 students and 263 are girls about how likely is it that a randomly chosen student will be a boy

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall