Odds of drawing cards?


total probability sum of:

first card drawn being right 1 8/40

first card no , second card drawn right 1 32/40 * 8/39

first 2 cards being no , third card drawn right 1 32/40 * 31/39 * 8/38

32/40 * 31/39 * 30/38 * 8/37

32/40 * 31/39 * 30/38 * 29/37 * 8/36

32/40 * 31/39 * 30/38 * 29/37 * 28/36 * 8/35

32/40 * 31/39 * 30/38 * 29/37 * 28/36 * 27/35 * 8/34

add 7 terms , have answer

how calculate odds of drawing card in first 7 draws

example:

i've got 40 card deck, 8 copies of card exist in deck , i'm trying calculate chances of drawing card @ least once initial draw of 7 cards

or more if possible


Games & Recreation Card Games Next



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