Discussion :: Profit and Loss
- A person purchases 90 clocks and sells 40 clocks at a gain of 10% and 50 clocks at a gain of 20%. If he sold all of them at a uniform profit of 15%, then he would have got Rs. 40 less. The cost price of each clock is:
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Answer : Option C
Explanation :
Let C.P. of clock be Rs. x.
Then, C.P. of 90 clocks = Rs. 90x.
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