the number of books in carlas collection is divisble by 2,5,10 she has more than 11 booksand fewer than 25 books. How many books does carla have?

How to determine whether two known pairs of points are on the same line.

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set