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Ifan article is sold for Rs. p, there is a loss of 15%. If however, the same article is sold for Rs. q, there is a profitof 15% then the ratio (q-p) : ( q + p) is:(a) 20: 23(b) 20:3(c) 3:20(d) 17: 23 |
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Answer» suppose C.P. of article is xso p=0.85x and q=1.15x(q-p):(q+p)=(1.15-0.85):(1.15+0.85)=0.3:2=3:20 |
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