Which is the best strategy to solve this problem?

the cook had 45 baked potatoes and 27 glasses of milk. she shared the potatoes and milk equally among 9 trays.

how many items were on each tray?

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