Irena sells ice creams. one day she sells 80 ice creams. the next day she sells 108 ice creams. work out the percentage increase in the number of ice creams she sells.

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

Avegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide. find the total area of the vegetable garden and path

The table represents a linear function. what is the slope of the function? –6 –4 4 6