Q: What is the age of A in a group of 6 students – A, B, C, D, E and F whose average age is 16 years?Statement I: Total age of B and D is 30 yearsStatement II: Total age of E and F is 31 years.Statement III: Total age of A is 10 years.

• A. Only I and II together are sufficient
• B. Only II and III together are sufficient
• C. Any two of the three are sufficient
• D. All three together are needed
• E. Even all together are not sufficient