The Kyu Lee provides you with the following miscellaneous data regarding operations in 20X0 (in thousands of South Korean won, ):

Break-even point in sales	40,000
Direct material used	29,000
Gross Profit	20,000
Contribution Margin	25,000
Direct Labour	30,000
Sales	100,000
Variable manufacturing overhead	5,000

There are no beginning or ending inventories

Compute (a) the fixed manufacturing overhead (b) variable selling and administrative expenses and (c) fixed selling and administrative expenses