Pasha works as a food scientist. he designed a recipe for crackers that are 45% wheat flour by weight. he made a test batch of the crackers from total pounds of ingredients. what weight of wheat flour did pasha use in the test batch?

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?