Question
The profit earned in selling an article for Rs.2540 is
equal to the loss incurred in selling at Rs.1850. What is the cost price?Solution
Let the cost price of the article be Rs. x According to the question 2540-x = x - 1850 2x = 2540 + 1850 2x = 4390 x = 4390/2 x = 2195 Cost price of the article = Rs. 2195 Short trick: Cost price of the article = (2540 + 1850)/2 = 4390/2 = Rs. 2195
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