Complete the division problem by determining the number that should be placed in the box. get this right and ill give u ! i need to get 100%

Agrain trader buys the following amounts from three suppliers: 3,200 pounds, 5,100 pounds and 700 pounds. what is the total weight of his purchase?

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2 acellus answer

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