In the Previous Problem, How Much Salt Will There Be

Multiple Choice

In the previous problem, how much salt will there be in tanks A and B after a long period of time?

A) 5 pounds in A, 20 pounds in B
B) 20 pounds in A, 5 pounds in B
C) 5 pounds in A, 40 pounds in B
D) 40 pounds in A, 15 pounds in B
E) none of the above