The average of three people is 27 years. Their ages are in the proportion of 1: 3: 5 what is the age in years of the youngest one among them?
Question
The average age of three people is 27 years. Their ages are in the proportion of 1: 3: 5.what is the age in years of the youngest one among them?
Maths
Jan. 24, 2019, 10:49 a.m.
Answer
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