noshimyra noshimyra

21-11-2018
Mathematics

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The mean age of five children in a family is 12 years.Work out the total age of the children.

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Rinkhals Rinkhals

21-11-2018

[tex]Mean\;Age\;of\;Five\;Children = \frac{Sum\;of\;Ages\;of\;Five\;Children}{5}[/tex]

Given the Mean Age of Five Children = 12

[tex]\implies \frac{Sum\;of\;Ages\;of\;Five\;Children}{5} = 12[/tex]

⇒ Total Age of the Chidren = 12 × 5 = 60 Years

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