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?

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Age Problems

প্রশ্নঃ 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?

  • ক. 18 years
  • খ. 8 years
  • গ. 16 years
  • ঘ. 42 years

সঠিক উত্তরঃ

18 years
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Age Problems