Father's age is 4 times his son's age now. 20 years from now son's age will be half of his father's age. What is difference in years of the present ages of father & son?

গণিত Age Problems 07 Oct, 2020

প্রশ্ন Father's age is 4 times his son's age now. 20 years from now son's age will be half of his father's age. What is difference in years of the present ages of father & son?

  • ক.
    30
  • খ.
    40
  • গ.
    20
  • ঘ.
    25

সঠিক উত্তর

30

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