Question
The average age of a group of painters and security guards is 33. If the average age of the painters is 31 years and that of the security guards is 39 years, what is the ratio of the number of painters to security guards?
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The average age of a group of painters and security guards is 33. If the average age of the painters is 31 years and that of the security guards is 39 years, what is the ratio of the number of painters to security guards?