1. In a family of six persons P, Q, R, S, T and U, there are two married couples. T, a doctor, is married to an engineer who is the father of R and U. Q is married to P and is the mother of S. S is a male member. How is U related to S?

2. In a line of people, John is 7th from the left and 12th from the right. How many people are in the line?

3. Five books A, B, C, D, and E are placed on a table. If A is placed below E, C is placed above D, B is placed below A and D is placed above E, then which book touches the surface of the table?

4. Five people - P, Q, R, S, and T - are sitting in a row. R is sitting next to S. S is sitting next to T. P is to the right of T. Q is to the left of S and right of R. Which of the following must be true?

5. Five friends A, B, C, D, and E are sitting in a row. C is sitting next to A and E. B is sitting next to E. D is not sitting with A. Who is sitting in the middle?

6. In a certain code, COMPUTER is written as RFUVQNPC. How will MEDICINE be written in that code?

7. A company's product development process involves five steps: ideation, design, prototyping, testing, and launch. If a team is currently in the prototyping phase, which step has definitely not been completed?

8. In a family, there are six members A, B, C, D, E and F. A and B are a married couple, C and D are the children of A and B. E is C's spouse, and F is D's child. How many grandchildren do A and B have?

9. In a certain code, 'TEACHER' is written as 'VGCEJGT'. How will 'STUDENT' be written in that code?

10. Five friends - P, Q, R, S, and T - are standing in a line. P is not at either end. Q is between P and R. S is not next to R. What is the correct order from left to right?