Mathematics, 05.05.2021 22:40 lyndamahe0

Marek has 9 cards. There is a number on each card.
1
5
6
7
8
9
Marek takes at random two of the cards.
He works out the product of the numbers on the two cards.
Work out the probability that the product is an even number.

Answers: 1

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Marek has 9 cards. There is a number on each card.
1
5
6
7
8
9...