Question: 15 lts are taken of from a container full of liquid A and replaced with Liquid B. Again 15 more lts of the mixture is taken and replaced with liquid B. After this process, if the container contains Liquid A and B in the ratio 9:16,What is the capacity of the container W?

 Option A: A:45

 Option B: B:25

 Option C: C:37.5

 Option D: D:36

 Option E: E:42
Option C