Mathematics, 31.12.2021 18:40 ugh909
A deck of cards contains 30 cards with labels 1, 2, . . . , 30. Suppose that somebody
is randomly dealt a set of 7 cards of these cards (numbered with seven distinct
numbers).
a) Find the probability that 3 of the cards contain odd numbers and 4 contain even
numbers.
b) Find the probability each of the numbers on the seven cards ends with a different
digit. (For example, the cards could be 3, 5, 14, 16, 22, 29, 30.)
Answers: 3
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A deck of cards contains 30 cards with labels 1, 2, . . . , 30. Suppose that somebody
is randomly...
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