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Home/ Secondary Schools/Mathematics

Question

The average age of 7 boys is 12 years and that of 3 other boys is 22 years. Find the average age of all the boys.

Secondary Schools Edson 5 years 2020-04-30T17:53:24+03:00 2020-04-30T17:53:24+03:00 0 Answers 10 views

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