Question

photos of the cost of 12 pen is equal to SP of 15 pens find the loss percent​

Answer 1

Answer:

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Answer 2

Explanation:

CP of 1 pen = x/12.

so, CP of 15 pens = 15x/12 = 5x/4. As, 5x/4 > x

so, there will be loss

Loss% = [{(5x/4)-x) / 5x/4] x 100 = 1/5 x100 = 20%.

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