PLEASE HEL Which is the best place to find a representative sample for a survey on the most popular extracurricular activity at a high school?
a. high school wrestling match
b. high school basketball game
c. high school chorus
d. high school cafeteria

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?