If Anita has two sisters and three brothers and the mean of all their ages is 6 years what will their mean be 10 years from now, and 20 years from now?
Question: ''Anita has two sisters and three brothers. The mean of all their ages is 6 years. What will their mean age be 10 years from now? Twenty years from now?'' Answer:In 10 years the mean is 16. In 20 years the mean is 26. ChaCha on!
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