Beth wanted to sell bed sheets and pillow cases to make money. The bed sheets cost ₱200.00 and each pillow case cost ₱50.00. As her consultant and a friend, you need to help Beth find the number of bedsheets and pillow cases she needed to sell to make at least ₱6000.00. Explain your answer through your Mathematical justifications. Also, you need to create some advertisement (printed ad) that she can post on her website to help her sell her products.