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.

Can it be possible to build a house that has all its four walls facing towards the South?

If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?

Count the Triangle in the figure given below:

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of the following:

21 Q 7 R 9 S 10 P 13

How could a baby fall out of a twenty-story building onto the ground and live?

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?