Mathematics, 28.01.2020 08:31 dyshekagraves

Tania believes that if she increases the price of an item (mark up) by 10% and then decrease it (mark down) by 10%,she will have the original tag price again. her teacher tells her that her computation is incorrect. why is tania wrong? justify your answer.

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Tania believes that if she increases the price of an item (mark up) by 10% and then decrease it (mar...

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