Davidbrocker Davidbrocker

19-11-2020
Mathematics

contestada

The price of a cup of coffee was 2.30 yesterday. Today, the price fell to 2.15 . Find the percentage decrease. Round your answer to the nearest tenth of a percent.

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Hrishii Hrishii

19-11-2020

Answer:

6.5%

Step-by-step explanation:

Percentage decrease

[tex] = \frac{2.30 - 2.15}{2.30} \times 100 \\ \\ = \frac{0.15}{2.30} \times 100 \\ \\ = \frac{15}{2.30}\\ \\ = \frac{150}{23}\\ \\ = 6.52173913 \\ \\ \approx \: 6.5\%[/tex]

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