Mathematics, 23.04.2021 05:10 xaniawashington

Of 100 types of animals, 9/100 were discovered in ancient times and 2/100 were discovered in the Middle Ages. Another 3/10 were discovered in the 1800s. What fraction of the 100 types of animals was discovered after the 1800s

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Of 100 types of animals, 9/100 were discovered in ancient times and 2/100 were discovered in the Mid...