Martin, an accountant, observes that his company purchased refrigerators at a cost of $300 and is currently selling them at a price of $849. What is the mark-up percentage?

Use the knowledge of x- and y- intercepts to choose the correct graph of the equation 3x+6y=6

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?

Alogical argument that is presented in graphical form using boxes and arrows is called?