Afalcon flew 70 miles in 3 hours. what was the speed of the falcon? speed = distance/time ; 1 mile = 1609 meters.
a. 10.4 meters per second
b. 23.3 meters per second
c. 52.2 meters per second
d. 93.9 meters per second

Simplify the expression. -2/5(10+15m-20n)

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

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