A cookie factory uses 2⁄5 of a bag of flour in each batch of cookies. Yesterday, the factory used 4⁄5 of a bag of flour. How many batches did the factory make yesterday?

The inside wheels of a car traveling on a circular path are rotating half as fast as the outside wheels. the front two wheels are six feet apart. what is the number of feet in the path traced by the inside front wheel in one trip around the circle? express your answer in the form "k \pi", where k is an integer.

Find the cosine function that is represented in the graph.

When the ball has traveled a distance of