Charlie an artist plans to paint and sell some miniature paintings. He just bought some brushes for $24 and paint and canvas for each painting costs $35 he will sell each painting for $47. Once Charlie sells a certain number of his paintings, he will be breaking even. How many paintings will that be? How much will Charlie have earned ?

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