Mr. yaw's bookcase holds 20 nonfiction books and 15 fiction books. each shelf holds the same number of books and contains only one type of book. how many books will be on each shelf if each shelf has the greatest possible number of books?

Answer this question only if you know the answer! 30 points and

When you are making a circle graph by hand, how do you convert a number for a part into its corresponding angle measure in the circle graph? when you are making a circle graph by hand, what should you do if one of your angle measures is greater than 180°?

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup