A recipe for 8 chicken wings calls for 1 teaspoon of olive oil, 2 teaspoons of paprika, and 3 teaspoons of butter. How many total teaspoons of these ingredients are needed to make 24 chicken wings?
Jack took 4 tests. On two tests Jack received a score of 86, on one he received a score of 81, and on one he received a score of 79. If Jack wants an average of 83, what score will he need to receive on his fifth test?
If four-fifths of the people in a certain district voted, and of those who voted two- thirds voted in favor of certain bill, what fraction of the residents voted against the bill?