Netflix has 7 different horror movies and 5 different action movies. You plan on selecting 3 horror and 2 action movies for your quarantine marathon. How many unique combinations are there?

Need santino bought a 3/4 pound bag of chocolate chips. he used 2/3 of the bag whule baking. how many pounds of chocolate chips did he use while baking?

Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?