After becoming a commercial pilot, Lorna Kao decides to purchase a Cessna 182 for $64,975. Assuming the sales tax is 5.1% of the purchase price, find each of the following.

(a) What is the total cost, including sales tax?

$

68288.73

Correct: Your answer is correct.

(b) If Lorna makes a down payment of 22% of the total cost, find the down payment.

$

15023.52

Correct: Your answer is correct.

(c) Assuming Lorna finances the remaining cost at an annual interest rate of 7.15% for 10 years, find the monthly payment.

$

(Im stuck on c)