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Question

If goods are purchased for Rs 450 and one - third of them are sold at loss of 10%, what percent of profit should be taken on the remainder so as to gain 20% on the whole transaction?

A
35%
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B
30%
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C
40%
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D
45%
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E
None of these
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Solution

The correct option is A 35%
1st Part 2nd Part

Ratio =1 : 2
We see that 20-(-10) =20+10=30.
As 2 is written in place of 30, there should be 15 in place of 1.
Therefore, x=20+15=35

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