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Question
Find the mean of all factors of 10.
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Solution
All factors of 10 are - 1, 2, 5,10
∴ Mean = `"Sum of factors"/"Total factors"`
= `(1+ 2 + 5 +10)/4`
=`18/4`
=`9/2`
= 4.5
∴ Mean = 4.5
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