Are the ratios 12:16 and 3:4 equivalent?

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.

One integer is 8 times another. if the product is 72, then find the integers

What is the solution to the system of equation graphed belowa.(0,-4)b.(2,5),1),-3)