A farmer wants to fertilize a triangular field with sides of length 400 yd, 249 yd, and 380 yd. Fertilizer costs $178 per acre (1 acre = 4840 yd²). Furthermore, the time required to fertilize 1 acre is approximately 2.7 hr with combined labor and equipment costs of $22.55 per hour.

Zaidah plans a raised flower bed 2 ft high by 12 ft wide by 15 ft long. The mulch, soil, and peat mixture used to fill the raised bed costs 15.75 per cubic yard. What is the total cost of the ingredients used to fill the raised garden?

Mary Frances has a rectangular garden plot that encloses an area of 48 yd2. If 28 yd of fencing are purchased to enclose the garden, what are the dimensions of the rectangular plot?

Pascual is remodeling a house and plans a complete drywall for one 8-foot-high room. Dimensions for the room the floor are 12 ft. by 16 ft. aTo replace the drywall on the 4 walls and ceiling, how many 4 ft by 8 ft sheets of drywall are needed? bIf the cost of the drywall and other materials runs 0.40 per ft2, what does Pascual spend for the drywall and materials?