If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

A police officer was passing by when he saw a guy hiding. He walked up to him and genially asked, "What is your name?"

"Shut up!" the boy responded.

"Where are your manners?" asked the outraged police officer.

"Up that tree," said the boy discourteously, directing to a neighbouring tree.

You're looking for trouble, aren't you?" said the police officer.

"No, trouble is looking for me!" the boy answered solemnly.

Why is the boy behaving like this?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

What does this Rebus Picture mean?

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?

John and Jenni are a married couple. They have two kids, one of them is a girl. Assume safely that the probability of each gender is 1/2.
What is the probability that the other kid is also a girl?

Hint: It is not 1/2 as you would first think.

Find the last number in the series below:

voN luJ yaM raM ---

Prove that twice of ten is the same as twice of eleven.

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?