किसी सामान का 2/3 भाग 5% लाभ पर तथा 2% हानि पर बेचा गया है यदि कुल लाभ ₹400 हो तो सामान का cost price कितना होगा?
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Let the amount be x profit@5%on2/3 =2x/3×5/100=10x/300 loss@2%on remaining = x/3×2/100=2x/300 net profit=10x/300_2x/3oo ie8x/300 accrding to the condition =400 sox=15000 and the answer
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