A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

What do you see in the given picture?

I add 5 to 9 and get 2. The answer is correct, so what am I?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

What do you see in the image below

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

Role Action
Block Prevents the target player from acting
Redirect Change target player target.
Save Protects the target player from death.
Seer Sees all actions that occurred
Murderer Kills the target player

The following five players are playing:

Andy
Brian
Chris
Daniel
Fred

You are Andy the Seer and you saw the following things:
a) Brian was redirected to Chris.
b) Chris was blocked.
c) Daniel was killed.

Who is the murderer then?

You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different.

How do you measure 45 minutes?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

What came first, the chicken or the egg?