1. If 'A * B' means 'A is the father of B', 'A + B' means 'A is the sister of B', and 'A - B' means 'A is the wife of B', which of the following means 'P is the grandmother of Q'?

2. If 'ROBUST' is written as 'QNATRS' in a certain code, how will 'POLICE' be written in that code?

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

4. If 'A + B' means 'A is the mother of B', 'A - B' means 'A is the father of B', 'A * B' means 'A is the sister of B', and 'A / B' means 'A is the brother of B', then which of the following means 'M is the uncle of N'?

5. If GIVE is coded as 5137 and BAT is coded as 924, how is BITE coded?

6. In a certain code language, if MOUSE is coded as PRUQC, then how is SHIFT coded in that language?

7. In a certain code, TEACHER is written as VGCEJGT. How is STUDENT written in that code?

8. In a certain code language, if COLD is coded as 2415 and WARM is coded as 9367, then how is TOLD coded in that language?

9. In a certain code language, if GRASP is coded as 51234, SPEAKS is coded as 234673, then how is SPARK coded in that language?

10. In a row of students, A is 8th from the left and B is 12th from the right. If there are 5 students between A and B, how many students are there in the row?