Book: NCERT - Mathematics
Chapter: 2. Linear Equations in One Variable
Subject: Maths - Class 8th
Q. No. 6 of Exercises 2.6
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The ages of Hari and Harry are in the ratio 5:7. Four years from now the ratio of their ages will be 3:4. Find their present ages.
Let the present ages of Hari and Harry are 5x and 7x
Then, four years later, Hari age will be 5x+4 years and Harry age will be 7x + 4 years
Now,
Thus, presently, Hari age is 20 and Harry age is 28
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