Question

an articles is sold at loss of 10% had it been sold for Rs 9 more there would have been a gain of 12% on it the cost price of the articles is

Answer 1

Let the cost price of article be x.
Now, As per the question,
x- 10% of x + 9 = x + 12% of x
9- x/10 = 12x /100
90-x = 12x/10
900-10x = 12x
x = 900/22 = 40.90 .
So, Cost price = Rs 40.90

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