The present ages of Lewis and Brown are in the ratio 1:2. Three years from now, the ages will be in the ratio 3:5. Find the present age of Lewis.	Select the correct option:
A) 3  B) 4  C) 5  D) 6  E) 7
l:b=1:2 &amp; (l+3):(b+3)=3:5   then 2l=b &amp; 5l+15=3b+9   by solving above we get   l=6   ANSWER:6
<result>D</result>
The present ages of Lewis and Brown are in the ratio 1:2. Three years from now, the ages will be in the ratio 3:5. Find the present age of Lewis.