Collins Company had the following cost data available. The Collins accountant believes that direct labor hours is the correct cost driver to use to predict and manage these costs.

$100,000; 15,000 direct labor hours for January

$80,000; 12,000 direct labor hours for February

$90,000; 14,000 direct labor hours for March

$75,000; 11,000 direct labor hours for April

$85,000; 12,500 direct labor hours for May

$70,000; 10,000 direct labor hours for June

Use the high-low method to compute the total amount of monthly fixed costs for Collins Company.

$10,000

$0

$15,000

$90,000

$60,000

$30,000