The following data have been extracted from the books of M/s. East India Coke Company Ltd:
|
Yield (Rs) of recovered products per tonne of coal |
|
|
Coke |
1,420 |
|
Coal tar |
120 |
|
Benzol |
22 |
|
Sulphate of ammonia |
26 |
|
Gases |
412 |
|
Total |
2,000 |
The price of coal is Rs 80 per tonne. Direct labour and overhead costs to the point of split off are Rs 40 and Rs 60, respectively, per tonne of coal. Calculate material, labour overhead and total costs of each product on the basis of weight.