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प्रश्न
Choose the most appropriate option
A trader sells rice at a profit of 20% and uses weights which are 10% less than the correct weight. The total gain earned by him is:
पर्याय
`33 1/3%`
35%
`22 2/9%`
30%
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उत्तर
`33 1/3%`
Explanation:
Let us consider a packet of rice marked 1 kg.
its actual weight is 90% of 1000 gm = 900 gm
Let C.P. of each gm = ₹ 1
Then, C.P. of this packet = ₹ 900
S.P. of this packet = 120% of C.P. of 1 kg
`=120/100xx1000`
= 1200
∴ Gain%`=(300/900xx100)%=33 1/3%`
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