Answered

An athlete practiced very well for the athletic competition. he practiced 3 3/6 hours yesterday, 4 3/4 hours the day before and 5 1/2 hours today. how many hours did he practice in 3 days?

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Answer:

13 3/4

Step-by-step explanation:

hope it helps. (good luck)

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Step-by-step explanation:

[tex]3 \frac{3}{6} + 4 \frac{3}{4} + 5 \frac{1}{2} \\ = (3 + 4 + 5) + ( \frac{6 + 9 + 6}{12} ) \\ = 12 + ( \frac{21}{12} ) \\ = 12 + 1 \frac{9}{12} \\ = 13 \frac{9}{12} \: or \: 13 \frac{3}{4} \: hours[/tex]

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