The unit price- a 64 oz bottle of juice costs $2.39, and a 20 oz bottle costs $0.79. you can use a 20-cents-off coupon if you buy four 20 oz bottles or a 15-cents-off coupon if you buy a 64 oz bottle. which is the better buy? show work^

Afarm is to be built in the shape of quadrilateral abcd, as shown below. all four sides are equal. a rhombus abcd is shown with diagonal ac equal to 15.5 feet and diagonal bd equal to 13.2 feet. what is the area of the farm? pleas only pick from the 4 below 62 square feet 52.8 square feet 57.4 square feet 102.3 square feet