Jordan wants to buy a bike that usually sells for $80.00. The store is having a sale and all merchandise is discounted by 20%. What is the total cost of the bike if Jordan pays 6 1/2% sales tax?

What is the range for 31,39,29,34,37,24,36,33,34,28

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

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.