An artist is using tiles and boards for a project. a tile has length 1/3 ft and width 1/3 ft. a board has length 1/4yd and width 1/4 yd. what is the ratio of the length of the tile to the length of the board? what is the ratio of the area of the tile to the area of the board?

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels.ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0