• # question_answer The ratio between two numbers is 3 : 4. If each number is increased by 6, then ratio becomes 4 : 5. The difference between the numbers is A)  1                     B)  3      C)  6                     D)  8

Solution :

Let the numbers be 3x and 4x. Then, $\frac{3x+6}{4x+6}=\frac{4}{5}\Rightarrow 5(3x+6)=4(4x+6)$ $\Rightarrow$   $x=(30-45)\Rightarrow x=6$

You need to login to perform this action.
You will be redirected in 3 sec