Cameras
A purchasing manager for an electronics store has a choice between two digital cameras. Information about each camera is shown below. How much money can the store make with camera 1 ? The money a store makes is the difference in the price of what the the store sells the camera for minus the price of what the store pays to buy the camera.
Camera 1
Store price $46.
Selling price $85.
Store can buy 21

Camera 2
Store price $62.
Selling price $98
Store can buy 16

What are the hidden questions that must be answered before finding the solution to the problem