dave's stove-top popcorn currently has three full-time employees who are each paid $1,500 per month. an employee can only work a maximum of 100 hours per month because production normally takes place at night. they do receive $1,500 even if they do not work 100 hours, however. part-time employees can be hired at a cost of $25 per hour. dave's stove-top popcorn has forecasted that demand for the next six months will be as follows: month 1 2 3 4 5 6 hours needed 380 280 450 420 520 390 what is the total labor cost if dave relies on part-time employees to meet additional demand?