There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

What is the next number in the series?

15 29 56 108 208 ?

Which is Odd One Out and why?

4377

3954

9862

8454

9831

What can you see in the middle of March and April that you can never see in any other month?

John and Jenni are a married couple. They have two kids, one of them is a girl. Assume safely that the probability of each gender is 1/2.
What is the probability that the other kid is also a girl?

Hint: It is not 1/2 as you would first think.

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

I have no life, but I can die. What am I?

Manish and Manoj play 5 games of chess.
Both Manish and Manoj win the exact same number of games. There is no tie at all.

How?