Find the mean of first five multiples of 5. [2 MARKS]

Question

Options:

Answer: Option A
:

Formula: 1 Mark
Solution: 1 Mark

First five multiples of 5 are 5,10,15, 20 and 25.

$Mean = \frac{Sum of all observation}{Total number of observation}$

$Mean = \frac{5 + 10 + 15 + 20 + 25}{5} = 15$

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