What runs around the whole yard without moving?

The following sentence is false. The preceding sentence is true.
Are these two sentences true or false?

What does a man do only once in his lifetime, but women do once a year after they are 29?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

Can you name four days which start with the letter 'T'?

John speaks the truth only once a day in a week. Below are a few hints for you:

First: Days are Sunday, Monday and so on.
Second: One day he says, "I lie on Monday and Tuesday".
Third: On the next day, he says, "Today is either Thursday, Saturday or Sunday".
Fourth: On the next day, he says, "I lie on Wednesday and Friday".

Can you identify the day on which he speaks the truth?

People make me, save me, change me, raise me. What am I?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

A horse was tied to a rope 5 meters long and the horses food was 15 meters away from the horse. How did the horse reach the food?

There was a competition where the contestants had to hold something. At the end of the event, the winner was a person who had no hands or feet. What was it that the contestants had to hold?