Question
The average age of a group of security guards and plumbers is 46. If the average age of the security guards is 44 years and that of the plumbers is 54 years, what is the ratio of the number of security guards to plumbers?
2 m

Click button first when a symbol is required. X

The average age of a group of security guards and plumbers is 46. If the average age of the security guards is 44 years and that of the plumbers is 54 years, what is the ratio of the number of security guards to plumbers?