Astudent earns $7.50 per hour at her part-time job. she wants to earn at least $200. enter an inequality that represents all of the possible numbers of hours (h) the student could work to meet her goal. enter the least whole number of hours the student needs to work in order to earn at least $200.

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