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7 June, 18:18

Here are three numbers:

5

7

9

Show that the mean of these three numbers is 7.

+4
Answers (2)
  1. 7 June, 19:47
    0
    Step-by-step explanation:

    Mean = Sum of Terms / Number of terms

    Hence mean of 5,7,9

    Sum of numbers = 5+7+9=21

    number of terms = 3

    mean = 21/3

    mean = 7
  2. 7 June, 21:46
    0
    7 is in the middle of 5 and 9 with 1 number between each
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