Present ages of Aasha and Rekha are in the ratio 4 :5. Eight years from now, the ratio of their ages will be 5 : 6. Find their present ages.
The numerator of a rational number is 4 less than its denominator. If 1 is added to both its numerator and denominator, it becomes 2/3. Find the rational number.
Solve
We have
LCM of 3, 4, 2 and 4 is 60.
∴ The given can be expressed as:        Â
            Â
            Â
       Â
           Â
                 Â
    Thus, is the required solution.