You are painting the outside of a -foot fence that goes around a square playground. there are equal sections. you have painted of one section. what fraction of the job have you completed?

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

Add the fractions and simplify 1/2+ 1/3

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b