Ratios, rates, and proportions progress: question id: 106557 the movement of the progress bar may be uneven because questions can be worth more or less (including zero) depending on your answer. orly uses 2 cups of raisins for every 8 cups of trail mix she makes. how many cups of trail mix will she make if she uses 10 cups of raisins? cups 40 cups 8 cups cups

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

What is the definition of exponential decay?

Aculinary club earns $1360 from a dinner service. they sold 45 adult meals and 80 student meals. an adult meal costs twice as much as a student meal. what is the cost of an adult meal?