A new car was valued at $37,000, and it's value depreciated to $10,000 over the next 4 years.  Use the exponential equation for depreciation to answer the following questions.

A) What was the annual percent rate of depreciation, to 2 decimal places?  Your answer will be a positive number.
r\displaystyle {r} = %.

B) Assume that the car value continues to drop by the same percentage.  What will the value of the car be when the car is 10 years old?
value = $ Round to the nearest dollar.