What begins with T, ends with T, and has T in it?

Solve the riddle below:

If a Chicken says, 'All chickens are liars" is the chicken telling the truth?

What do you get if you add 2 to 100 four times?

If Japan and Panama decided to merge into a single country, probably people will name it Japanama.

Can you think of two more such country's unions that could produce similar names like Japanama by overlapping their three letters?

What time is it when an elephant sits on a fence?

He runs but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?

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?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

What kind of band never plays music?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?