Stan is making a trail mix that has a combination of peanuts and raisins. the mix is three parts peanuts and one part raisins. how many cups of raisins does he need to use for a 16-cup recipe?

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list