Question
The average age of a group of teachers and doctors is 47. If the average age of the teachers is 44 years and that of the doctors is 53 years, what is the ratio of the number of teachers to doctors?
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The average age of a group of teachers and doctors is 47. If the average age of the teachers is 44 years and that of the doctors is 53 years, what is the ratio of the number of teachers to doctors?