Can you find out the next digit in the following series ? 0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?
A four-digit number (not beginning with 0) can be represented by ABCD. There is one number such that ABCD=A^B*C^D, where A^B means A raised to the B power. Can you find it?
Can you complete the sequence? 192, 021, 222, 324, 252, 627, 2__, 9__?
Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?
how come the second man dies?
When it is alive we sing, when it is dead we clap our hands. What is it?
Which word does the below Plexor means ?
Move three sticks of the spiral below to form a square.
Before reading ahead, you must know the fact that only one of the people here is telling the truth. A says that B is lying. B says that C is lying. C says both A and B are lying. Can you find out who is speaking the truth?
There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across. How?
Spot the cat in the picture below
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.