elect the correct answer from each drop-down menu. A farmer has 144 feet of fencing to use to create a rectangular enclosure for his pigs. He decides to use the wall of his barn as one side of the enclosure, as shown. Note: picture not drawn to scale The farmer uses function A to model the area of the enclosure, in square feet, when it is x feet wide. What width should the farmer use to make the enclosure in order to have the maximum area for his pigs?

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

Whats the name of the vertical axis

Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?