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Mathematics, 18.07.2019 14:30 mildredelizam

Aperson's chance of winning a raffle is 1/18, if he buy's 15 tickets : a.) determine the total number of tickets sold (4 marks). b.) what number of tickets does he need to buy ,if he is to increase his chance of winning to 5/18. (4 marks).

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Aperson's chance of winning a raffle is 1/18, if he buy's 15 tickets : a.) determine the total numb...
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