(Score for Question 2: _ of 4 points) 2. A contractor is building a set of stairs out of concrete. Each stair is exactly the same length, width, and height. 1.8 m 1.2 m 2.4 m (a) Which solid figures can the stairs be broken into? What are the dimensions of each solid figure? (b) How much concrete will be needed to form the stairs? ​

16 more than the product of 5 and p

What’s 8y+48 and factor each expression completely

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