The ratio between the present ages of P and Q is 6:7. If Q is 4 years old than P, what will be the ratio of the ages of P and Q after 4 years
Choose the correct choice from the following
A) 7:8 B) 7:9 C) 7:6 D) 7:2 E) 7:5
Let P age and Q age is 6x years and 7x years.   Then 7x - 6x = 4 &lt;=&gt; x = 4   So required ratio will be (6x+4): (7x+4) =&gt; 28:32 =&gt; 7:8   7:8nswer: 7:8
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The ratio between the present ages of P and Q is 6:7. If Q is 4 years old than P, what will be the ratio of the ages of P and Q after 4 years