Which of the following Venn diagrams best illustrates the relation between the three given classes?
Professor, Student, Player

Read the following question and decide which of the given statements is/are sufficient to answer the question.
If U, V and W are negative numbers, and Z is a number, then is Z positive?
Statements:
1. Z = V - W
2. Z x V = U

Select the option that will correctly fit in the blank space in the given figure series.

Select the related letters from the given alternatives:
PUNE : SXQF :: CITY : ........

The difference between the ages of two sisters is 2 years when father's age was 52. Father is elder by 2 years to mother. Elder sister's age is half of mother's age. Find the age of younger sister.