You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

81 x 9 = 801. What must you do to make the this equation true?

What does the below image rebus riddle means ?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

With pointed fangs I sit and wait; with piercing force I crunch out fate; grabbing victims, proclaiming might; physically joining with a single bite. What am I?

Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

Count the squares in the matchstick puzzle below?

John was visiting his friend Jacob. He found out that his friend's wife had just killed a burglar in self-defense.
John asks Jacob about what happened and he told that "His wife was watching television when suddenly the bell rang. She thought that it is her husband Jacob but she found the burglar who attacked her instantly and she got so frightened that she killed the burglar immediately with the knife.
John asked the police to arrest his friend's wife. Why?