Kodama Corporation staffs a helpline to answer questions from customers. The costs of operating the helpline are variable with respect to the number of calls in a month. At a volume of 30,000 calls in a month, the costs of operating the helpline total $369,000.
To the nearest whole dollar, what should be the total cost of operating the helpline costs at a volume of 33,800 calls in a month? (Assume that this call volume is within the relevant range.)
$369,000
$327,515
$392,370
$415,740