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By what percent did the number of wren sightings increase from spring to summer?
By what percent did the number of wren sightings increase from spring to summer?
游客
2025-02-24
31
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问题
By what percent did the number of wren sightings increase from spring to summer?
Give your answer to the nearest whole percent.
______%
选项
答案
67
解析
From spring to summer, the number of wren sightings increased from 18 to 30. Therefore the percent increase was(
)(100%), or 66.
%. To the nearest whole percent, the percent increase was 67%. Thus the correct answer is 67.
This explanation uses the following strategy.
Strategy 4: Translate from a Figure to an Arithmetic or Algebraic Representation
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