1 . The average age of three persons is 30 years. If the ratio of three ages is 3 : 5 : 7. What is the age of the youngest person?
- A. 18 years
- B. 8 years
- C. 16 years
- D. 42 years
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1 . The average age of three persons is 30 years. If the ratio of three ages is 3 : 5 : 7. What is the age of the youngest person?
View Answer | Discuss in Forum | Workspace | Report |