A store purchased a digital camera and marked it up 100% from the original cost of $863.57. A week later, the store placed the digital camera on sale for 40% off. What was the discount price?

Apath 3 m wide runs around the inside of a square park inside 60 m.find the area of the path.pls

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily