Juan ramirez sells suits in a major department store on weekends. he earns a commission of 5% on the first 10 suits he sells. if he sells more than 10, he earns another 3% on the additional suits. last weekend juan sold 13 suits priced at $250 each. what was his commission? a. $185.00 b. $260.00 c. $147.50 d. $210.40

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