Notebooks cost $1.20 each. This weekend they will be on sale for $0.80. What percentage is the sale? Answer to the nearest whole number. i dont get it!

2predicting population growth worksheet answer key 3. how do fertility rates compare to overall population rates of the world

Assessment items item 1 garrett is a member of a movie club. he pays a monthly service fee of $5.75 and $2.50 for each movie he rents. which expression represents how much money he will spend for renting x number of movies a month?

What is the value of x in the following equation. -x ^3/2 = -27