None
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The value of 4 in 34,258 is 10 times the value of the 4 in 47,163.
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6.856 + 7.923 + 8.135 = 22.914
22.914/3 = 7.638 <=== Mean score
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- Hannah ❤
Answer:

Step-by-step explanation:
Since there are 360 degrees in a circle, we can set up the following proportion:
