math

In January, the depth of a lake was 802 feet. In August, the depth of the lake was 721.8 feet. What is the percentage decrease of the depth of the lake from January to August?

A. 90%
B.10%
C.11%
D.12%

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  2. 👎 0
  3. 👁 108
asked by sans
  1. 100 * (802 - 721.8) / 802 =

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    2. 👎 0
    posted by Damon

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