GATE ME 2014 Set 4 — Question 9
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General Aptitude → Quantitative Aptitude → Data Interpretation (Bar, Pie, Graphs, Tables)
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Question
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?
Correct answer
22 to 22
Solution
Let the total manufacturing cost in 2012 be .
From the pie chart, Labour cost = of .
Given, .Cost breakdown in 2012:
Increase =
.Alternatively, using weighted averages:
Increase = .
From the pie chart, Labour cost = of .
Given, .Cost breakdown in 2012:
- Raw Material (RM) = of
- Other Costs (Labour + Energy + P&M + Transportation) = of
- RM cost increases by :
- Other costs increase by :
- Total cost in 2013 =
Increase =
.Alternatively, using weighted averages:
Increase = .
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