Achocolate bar measures 50 mm wide, 90 mm long, and 3 and 1 over 2 mm high. will’s wrapping company is making a wrapper to cover the chocolate bar. use the correct net and determine how much paper will be needed to make the wrapper.

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

Define multiplicative inverse. give an example of a number and its multiplicative inverse.

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