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

O_er_t_o_

Complete the missing letters of the given word.

Decode the below four famous ciphers:

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

The day after tomorrow will be three days before Tuesday. Can you find out what is today?

What does it mean?

It spends most of its day eating white, but when it’s quick enough, it gets to eat fruit and sometimes some blue things. It’s in a dark room, where the walls are blue, it runs from a ghost that roams the halls and haunts it all the time. What is it?

Astrology starts with the alphabet A, Biology starts with B, Psychology with P and Limnology with L.

Can you find an "ology" that begins with a P?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

What goes up but never comes down?

There was a man he lives in a hotel each morning he presses the first floor button each evening if there is a person in the elevator he asks him to press the 10 floor button if there is no one in the elevator he takes the stairs why.