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

Which Burger Is Different in below image?

There was once a college that offered a class on probability applied to the real world. The class was relatively easy, but there was a catch. There were no homework assignments or tests, but there was a final exam that would have only one question on it. When everyone received the test paper it was a blank sheet of paper with a solitary question on it: 'What is the risk?'.Most students were able to pass, but only one student received 100% for the class! Even stranger was that he only wrote down one word!
What did he write?

What's a single-digit number with no value?

Decode the below four famous ciphers:

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

How far can you walk into the woods?

what one word does the below rebus identifies?

A man is found hanging dead from the ceiling of a room. The room’s dimensions are 15 x 15 x 15. The man is only 6ft tall and the rope was only 2ft long. There are no windows and only one door to the room. The door is bolted shut from the inside, and a puddle of water is under the man. How did he kill himself?

How can you take 2 from 5 and leave 4?

What runs around the whole yard without moving?