The leather depot buys a coat from a supplier for $90 wholesale and marks up the price by 40%. if the retail price is $134.82, what s the sales tax

Can someone me with this problem . show your work .

Adriveway is 40 yards long about how many meters long is it

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