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Mathematics, 20.07.2019 21:00 sandygarcia65

Abox contains 20 cards numbered 1–20. you select a card. without replacing the first card, you select a second card. find p(1, then 20). 1. 1/190 2. 1/400 3. 1/200 4. 1/380

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Abox contains 20 cards numbered 1–20. you select a card. without replacing the first card, you selec...
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