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one card is drawn at random from the number cars number from 10 to 21 find the probability that the card may be a prime or even numbered card.​

 Mar 7, 2021
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12 cards

prime   11 13  17  19  

even      10  12  14  16  18  20        ten out of twelve

                                                                            10/12 = 5/6

 Mar 7, 2021

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