please answer these multiple choices

1. a) b) c) d) Direct machine hour cost increases with increase in Production because it is a: Variable cost Indirect Cost Fixed Cost All of the above 2. To find the cost of production of goods sold, one has to reduce following from the cost of production: a) Opening stock of Finished Product b) Closing stock of Finished product c) Closing stock of raw material d) None of the above 3. a) b) c) d) Profit is difference between Sales and ............... Cost of sales Works cost Cost of Production Prime Cost 4. a) b) c) d) Foreman's salary is part of: Prime cost Selling and distribution overheads Factory overheads None of the above 5. a) b) c) d) Formula of Net Works Cost is: Gross Works Cost + Opening WIP - Closing WIP Prime Cost + Opening Raw Material- Closing Raw Material Cost of Production + opening finished goods - Closing Finished goods None of the above