A total of 639 tickets were sold for the school play. They were either adult tickets or student tickets. There were 61 fewer student tickets sold than adult tickets. How many adult tickets were sold?

Witch represents the inverse of the function f(x)=1/4x-12

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters

If the perimeter of the garden is 37 ft. the width is x and the length is 15 ft. what is the width of the garden in feet?