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6 May, 15:30

Joan and Tammy are tossing a coin. Joan wins 7 out of the 11 coin tosses. The fraction 711 represents the ratio of Joan's wins to total tosses. After how many digits does the decimal form of 711 repeat?

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  1. 6 May, 15:33
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    (7/11l=0.636363636363 ...

    After two digits it repeats, meaning 63 are the two numbers repeated over and over.
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