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GATE 2014 EC (EC3) – Question 9

General Aptitude · Quantitative Aptitude: Arithmetic and Number Computation · 2 marks · Numerical answer

An air-purifier firm sold 200 units in 2012. The chart shows manufacturing cost shares. Labour expenditure was ₹4,50,000. In 2013 raw-material expenses rose 30% and all other expenses rose 20%. If 2012 profit was ₹10 lakh, at what price (₹) was each purifier sold?

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Correct answer: 20000 to 20000

Explanation

Labour450000rupees is15%of total2012manufacturing cost, so total cost=450000/0.15=3000000rupees. Add2012profit1000000to get revenue4000000. Dividing by200units gives **20000rupees each**. The2013cost increases are irrelevant to the explicitly requested2012price.