Marcos finished 75% of his homework. if he had 20 pages of homework, how many pages did he complete?

Cam bought some used books for $4.95. he paid $0.50 each for some books and $0.35 each for the others. he bought fewer than 8 books at each price. how many books did cam buy?

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

The estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?