SOLUTION: The average age of a group of teachers and students is 20. The average age of the teachers is 35. The average age of the students is 15. I need to know the ratio of teachers to st
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Question 422981: The average age of a group of teachers and students is 20. The average age of the teachers is 35. The average age of the students is 15. I need to know the ratio of teachers to students and have it answered as a fraction in simplest form.
Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
(35t + 15s) / (t + s) = 20
35t + 15s = 20t + 20s
15t = 5s
t/s = 5/15 = 1/3
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