The Williams family purchased 15 cheeseburgers for 75$ how did one cheeseburger cost?

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

Need on this geometry question. explain how you did it.

Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.