Can you replace the question mark with the correct number in the below table sequence?

If two's company, and three's a crowd, then whats four and five ?

What kind of band never plays music?

What 5-letter word typed in all capital letters can be read the same upside down?

A mad serial killer kidnaps people and forces them to play the game of 2 pills with them, In this game, there are pills in the table and one of them is normal pill while the other one is deadly poisonous.
The victim will choose one pill and the killer will pick the other pill and both simultaneously will swallow the pill with water.
victim dies every time.

One day the serial killer kidnaps the Joseph and forces him to play the same game with him.

Joseph solves the mystery of the two pills and remains alive.

Explain?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

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

The dirtier I get, the whiter I look. Who am I?

John was born on March 5, 1970, in Delhi, India. Jacob was born 25 days before John. The year when they took birth, Republic Day fell on Monday.

Can you find out on what day was Jacob born?

I always drive my customer away.

Who am I?