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11 May, 21:59

The mean average of three numbers is 8. Two of the numbers are 11 and 7. What is the third number? 7 8 or 6

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  1. 11 May, 23:18
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    11+7+x / 3 = 8

    11+7+x=24

    x=24-11-7 = 6

    then the third number is 6
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