A car costs $22,000, and you're offered a loan that requires $800 down and a monthly payment of $439.23 for 54 months, how much will you pay in interest? Round your answer to the nearest dollar.
we have
800+54*(439.23)=$24,518.42
the interest is equal to
I=$24,518.42=$22,000
I=$2,518.42
Round to the nearest dollar-----> $2,518