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The price of a notebook was $3.50 yesterday. Today, the price rose to $4.00 . Find the percentage increase. Round your answer to the nearest tenth of a percent.

Answer :

texaschic101
percent increase : (4.00 - 3.50) / 3.50....* 100
                                0.50 / 3.50...* 100
                                0.1428 * 100
                                 14.28% ...this rounds to 14.3% <==

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