The Chickens and Pigs Problem A farmer saw some chickens and pigs in a field. He counted 15 heads and 44 legs. Problem solve to find out exactly how many chickens and how many pigs he saw.

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

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