Which statements include two quantities in the real world that are additive inverses? Select each correct answer.
answer was Juana drove 25 miles east and then drove 25 miles west.
An elevator goes up 10 stories and then goes down 10 stories.

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

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

Javier bought a painting for $150. each year, the painting's value increases by a factor of 1.15. which expression gives the painting's value after 77 years?