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25-12-2020
Mathematics

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In January, the depth of a lake was 812 feet. In August, the depth of the lake was 446.6 feet. What is the percentage decrease of the depth of the lake from January to August?

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NgShiYin NgShiYin

25-12-2020

Answer:

45%

Step-by-step explanation:

To find the percentage decrease, we need to find the decrease first.

Decrease = 812 - 446.6

= 365.4

Percentage decrease = [tex]\frac{365.4}{812}[/tex] × 100%

= 45%

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