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 is wrong in the below Picture?

Given that

(78)^9 = 6
And (69)^4 = 11

Can you find out

(99)^2 =?

(Note: This is Logical, not Mathematical)

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

Solve the mathematical equation in the picture below.

What can you hold in your right hand, but never in your left hand?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

Can you count the number of matches in the picture below ?

You have 1023 apples and 10 bags. You have to distribute these apples in these 10 bags in any way you choose. But when I ask for a certain number of apples you have to give them in terms of bags without transferring the apples from other bags. How do you distribute the apples?