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| 5, एक बेईमान व्यापारी सामान खरीदने वक्त5% का धोखा करता है तथा बेचने वक्त10% का धोखा करता है, तो व्यापारी कोकितने प्रतिशत का लाभ प्राप्त होता है?MATE |
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Answer» let shopkeeper purchase 100x kg material at 100 rs but 5% cheating he pay 100 rs for 105 kg materialin selling time he cheating 10% mean he sell 90x kg material for 100 rs 90x kg cost (sp) = 100 rs1 kg cost = 100/90x105xkg sp = 105x×100/90x=116.66₹so profit = 116.66-100= = 16.66% shopkeeper material rs.100; cheating 5°\•, he pay 105kg material; 90x kg material for 100 rs. 105x100/90=116.66; so profit =116.66 -100=16.66\°\° |
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