Rita is twice as old as Rama. Three years ago, she was three
times as old as Rama. How old is Rita now?  Choices:
A) 11 years
B) 12 years
C) 13 years
D) 14 years
E) 15 years
If present age of Rita=x &amp; Rama=y, then   x=2y ---(i) &amp;   x-3=3*(y-3) or x-3y=-6 ---(ii)   On solving (i) &amp; (ii), x=12, y=6   ANSWER:12 years
<result>B</result>
Rita is twice as old as Rama. Three years ago, she was three
times as old as Rama. How old is Rita now?