The cafeteria ordered 400 paper plates. they usef 226 at breakfast. they bought 100 more. then, they used some plates for lunch. now there are 78 plates. how many plates did they use at lunch?

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