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In a family, a couple has a son and a daughter. The age of the father is three times that of his daughter and the age of son is half that of his mother. The wife is 9 years younger than her husband and the brother is seven years older than his sister. What is the age of the mother?
  • a)
    40 years
  • b)
    50 years
  • c)
    45 years
  • d)
    60 years 
Correct answer is option 'D'. Can you explain this answer?
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Most Upvoted Answer
In a family, a couple has a son and a daughter. The age of the father ...
Let the daughter’s age be x.
Father’s age = 3x
Mother’s age = 3x – 9
Son’s age = x + 7
∴  
⇒ 2x + 14 = 3x – 9 ⇒ x = 23
Mother’s age = 3x – 9 = 3 × 23 – 9 = 60 years
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In a family, a couple has a son and a daughter. The age of the father is three times that of his daughter and the age of son is half that of his mother. The wife is 9 years younger than her husband and the brother is seven years older than his sister. What is the age of the mother?a)40 yearsb)50 yearsc)45 yearsd)60 yearsCorrect answer is option 'D'. Can you explain this answer?
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