In a college dormitory,1/10 of the residents are juniors and 2/5 of the residents are sophomores. What fraction of the students at the dormitory are juniors and sophomores?

In a college dormitory,1/10 of the residents are juniors and 2/5 of the residents are sophomores. What fraction of the students at the dormitory are juniors and sophomores?

asked May 18, 2020 226k views

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