Q. 9 A firm producing air purifiers sold 200 units in 2012. The following pie chart presents
the share of raw material, labour, energy, plant & machinery, and transportation
costs in the total manufacturing cost of the firm in 2012. The expenditure on
labour in 2012 is Rs. 4,50,000. In 2013, the raw material expenses increased by
30% and all other expenses increased by 20%. What is the percentage increase
in total cost for the company in 2013 ?
Answer: (22)
Explanation: