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  1. S

    Kristi jogged for 3/5 of an hour, swam for 1/2 of an hour, and rode her bicycle for

    3/5 + 1/2 + 3/4 Common denominator = 20 3/5 = 12/20 1/2 = 10/20 3/4 = 15/20 12/20 + 10/20 + 15/20 37/20 1 17/20 h Answer B
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