Use the calculator to solve the following problem: You want to start a lawn mowing
business. The equipment you will need will
cost you $6,700. If you charge your customers
$22 per hour, how many hours of work will it
take you to pay for the equipment? (Hint:
Break Even) QUICKEST ANSWER WILL GET BRAINLIEST

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