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The average age of four pupils whose ages are 6 years, 8 years, x years and 12 years. Is 9 years. Find the value of x. A. 36 B. 26 C. 14 D. 10​

The average age of four pupils whose ages are 6 years, 8 years, x years and 12 years-example-1
User Kleinux
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1 Answer

14 votes
14 votes
10

Hope this helps :)
User John Breakwell
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