The cost of making an article is divided between materials. labour and overheads in the ratio of 3 : 4 : 1. If the material costs Rs.234, then the labour cost is:
The cost of making an article is divided between materials. labour and overheads in the ratio of 3 : 4 : 1. If the material costs Rs.234, then the labour cost is:
ARs.176
BRs.312
CRs.78
DRs.390
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