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  1. A person sells two machines at $ 396 each. On one he gains 10% and on the other he loses 10%. His profit or loss in the whole transaction is :
    1. no gain no loss
    2. 1% loss
    3. 1% profit
    4. 8% profit
Correct Option: B

Here, the S.P. is same for both the machines. Hence, there will be always a loss in this situation.
Given , y = 10%

Required loss % =
y2
100

Required loss % =
10 × 10
= 1%
100



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