Prepare any necessary adjusting entries at December 31, 2017, for Maxum Company's year-end financial statements for each of the following separate transactions and events.
1. Employees earn vacation pay at a rate of one day per month. During December, 20 employees qualify for one vacation day each. Their average daily wage is $160 per employee.
2. During December, Maxum Company sold 12,000 units of a product that carries a 60-day warranty. December sales for this product total $460,000. The company expects 10% of the units to need warranty repairs, and it estimates the average repair cost per unit will be $15.