(a) The perimeter of a rectangular garden is 302 m. If the width of the garden is 63 m, what is its length?
Length of the garden: Im
(b) The area of a rectangular window is 8118 cm?.
If the length of the window is 99 cm, what is its widtix
Width of the window: cn

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