Illustration 10 after the close of the year : Following figures are collected from the books of the Iron Foundry $ $ Opening stock in the beginning 10,000 Direct Wages of the year 7,000 Works overheads 50% of direct wages Purchases during the year 50,000 Stores overheads on material Closing stock at the end of the year 5,000 10% on the cost of materials 10% of the castings were rejected being not up to the specification and a sum of $400 was realised on sale as scrap. 10% of the finished castings were found to be defective in manufacture and were rectified by expenditure of additional works overhead charges to the extent of 20% on the proportionate direct wages. The total gross output of casting during the year was 1,000 tons. Find out the manufacturing cost of the saleable casting per ton