The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?

Alpha is Beta's sister.

Gamma is a Beta mother.

Delta is Gamma's father.

Tango is Delta's mother.

Then,

How is Alpha related to Delta?

What word is pronounced the same if you take away four of its five letters?

It has five wheels, though often think four, You cannot use it without that one more, You can put things in it, you can strap things on top, You can't find it in the market, but you can still go shop. What is it?

You order chicken wings at KFC in the boxes of 6, 9 and 20. What is the largest number of wings that you cannot obtain by buying in any combination of the boxes?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

10+10 and 11+11 can give you the same answer.

Explain how?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?