How many centimeters across a handprint?

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.

Answer this question only if you know the 30 points and

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth