I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

Nodes are shown below and you need to connect them based on the following rule: Every node can be connected to the number of nodes inside them, i.e. the first node there is a value of 1 which indicates that the first node can connect to exactly one node only.Can you do it?

In the attached figure, you can see a chessboard and two rooks placed on the chess board. What you have to find is the number of squares that do not contain the rooks. How many are there?

I am under you when I am whole.
I shift above you if you remove the first letter.
I come all around you if you remove the second as well.

Can you tell me who I am?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

Can anyone tell me a word in the English dictionary which has a silent 'z'?

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member.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

Why is the Hole below a Lock?

Teacher ask the student

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

what did student replied ?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?