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Malik sells two tables for 3000 each. He gains 20% on one table and on theother he loses 20%. Find his gain or loss percent on the whole transaction. |
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Answer» Ist casesp of one table =3000gain=20%cp=(100/100+profit)×sp=(100/100+20%)×sp=(100/120)×3000=2500second case Sp of second table =3000lose=20%cp=(100/100-lose)×sp=(100/100-20%)×3000=(100/80)×300=3750NowTotal sp =3000+3000=6000Total cp =2500+3750=6250lose =cp-sp 6250-6000=250Lose %=lose/cp×100=250/6250×100=4% answer |
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