1. If positive integers x and y are not both odd, which of the following must be even?
2. In a certain code RIPSLE is written as 613082 and WIFE is written as 41 92 , how is PEWSL written in that code?
3. Who was involved with the 'Water-Gate Scam'?
4. If P and R are in holes 1 and 3, respectively , the empty hole must be either-
5. As people get older, they usually become ------ by ambition and more concerned with the value of their efforts.