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10 February, 00:23

Problem Page

The price of a cup of coffee was

$2.35

yesterday. Today, the price fell to

$2.10

. Find the percentage decrease. Round your answer to the nearest tenth of a percent.

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Answers (1)
  1. 10 February, 00:30
    0
    Well Percentage is a ratio of a portion vs the whole. The price fell to a portion of the whole price so it is (new price) / (whole price) * 100%

    So

    2.1 / 2.35 * 100% = percentage

    Percentage = 89.4%
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