the mean of 4, 9, 10, and X is 8 . find X
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mean = sum of events / no. of events
8 = 4+9+10+x / 4
8 = 23 + x / 4
24 = 23 + x
24 - 23 = x
1 = x
8 = 4+9+10+x / 4
8 = 23 + x / 4
24 = 23 + x
24 - 23 = x
1 = x
rankholder11:
answer is 9
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Answer is 9
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this is wrong answer
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The answer of the question is 9
write method also
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