Mathematics, 31.10.2019 02:31 lachlyn40

The u. s weather bureau has a station on mauna lou in hawaii that has measured carbon dioxide levels since 1959 . at that time there were 313 parts of carbon dioxide in the atmosphere. in 2005 the figure was 391 parts per million. find the percent increase in carbon dioxide levels.

round your answer to the nearest tenth of a percent

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