SOLUTION: 13. John is ¼ as old as his father. In 8 years time , the sum of their ages will be 61.How old is John’s father

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Question 389575: 13. John is ¼ as old as his father. In 8 years time , the sum of their ages will be 61.How old is John’s father
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

I. Assigning the variable       

Let x and 4x represent John and his father's age NOW respectively

II.Writing as we Read***

 ( x + 8) + (4x + 8) = 61

III.Solving for x

      5x = 45      

        x = 9, John's age NOW,  His father is NOW 36 

     

IV. CHECKING Our Answer***

   9+8 + 36+8 = 17 + 44 = 61