Question

K, L, M, N, P, Q, R, S, U and W are the only ten members in a department. There is a proposal to form a team from within the members of the department, subject to the following conditions: A team must include exactly one among P, R and S. A team must include either M or Q, but not both. If a team includes K, then it must also include L, and vice versa. If a team includes one among S, U and W, then it must also include the other two. L and N cannot be members of the same team. L and U cannot be members of the same team. The size of a team is defined as the number of members in the team.

What could be the size of the team that includes K?

• A. 2 or 3
• B. 2 or 4
• C. 3 or 4
• D. Only 2
• E. Only 4

Answer 1

The correct option is E Only 4

Option (E) is the correct answer. Check the video for the approach.