Julia Used Cars Offers a One-Year Warranty from the Date

Essay

Julia Used Cars offers a one-year warranty from the date of sale on all cars it sells. From historic data, Bill Julia estimates that, on average, each car will require the company to incur warranty cost of $820. The following activities occurred during 2010.
If the January 1, 2010 beginning balance in the warranty liability account was $2,500, what would be the year-end warranty liability balance?
a. $31,200
b. $16,200
c. $11,200
d. $13,700