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Mathematics, 07.11.2020 14:00 dantedelafuente

In a group of people, 30% of the people leave, and 10% of the remaining people leave a few hours later. What percent of the original group is left? O 37%
O 40%
O 60%
O 71%

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In a group of people, 30% of the people leave, and 10% of the remaining people leave a few hours lat...
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