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which of the diagrams below represents the contrapositive of the statement "if it is a triangle , then it has three vertices? i think it is b am i

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

Alonso walked with his friend andy one day, and wanted to compare their speeds. alonso walked 3 miles in one hour, and andy walked 2 miles in 2 hours. complete the table to graph the relationship for each person.

Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y