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Q. A dealer sold a photocopy machine for Rs. 4,20,000 plus adding 13% VAT to the retailer. If the retailer spent Rs. 2,500 on transportation cost, Rs. 4,000 on local tax and made Rs. 20,000 profit and then supplied to a customer, how much did the customer pay the VAT amount at the present rate of VAT?
Wednesday, August 23, 2017
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Soln: Use formula: cos2A = 2cos^2(A) - 1 cos2A+1= 2cos^2(A) (1+cos2A)/2 = cos^2(A) i.e. cos^2(A) = (1+cos2A)/2
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