The rectangle represents students, the circle represents girls, the oval represents arts stream, and the triangle represents sports. The numbers in different sections indicate the number of persons. How many girl students have taken arts stream and do NOT play sports, and what is the total number of students who play sports but are NOT girls and have taken arts stream?
479 and 211, respectively
211 and 178, respectively
138 and 178, respectively
138 and 479, respectively
A is twice as old as B. B is \( \frac{1}{3} \) as old as C. The sum of ages of A, B, and C is 42 years. Find the sum of the ages of A and B.