Astorepays$55foracoat.40%.Whatisthe amountofthemark-up?

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

How do you use the elimination method for this question? explain, because i really want to understand!

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression