Find the next number in the sequence

1, 2, 6, 21, 88, __?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

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

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

Bay of Bengal is in which state?

John was working on a Chemical Mixture whose weight comprise 90% liquid and 10% solid. The total weight of the mixture is 20 pounds. After a while, John noticed that some of the liquid evaporated and now the liquid comprises just 50% of the weight.

What is the weight of the chemical mixture now?

To attend world science seminar, A famous chemist from Mexico visit
London. In the lab, the scientist was killed and his six assistants were under suspicion of killing the chemist.
Name of six assistants: Austin, Wayne, Dege, Oscaru, Lingard, and Rojo.
He left a note "76-20-44 79-16-22-7"

A local detective Jack was called to solve the case,

After reading the note, Jack instantly asked the police to arrest the murderers.

Who are the murderers?

How many triangles are there on the puzzle below?

There are two guys standing face to face in a room. On a wall, there is a clock. One of those is a prophet. He tells the other guy that he will be stabbed in the back in five minutes.

Shocked to hear that, the other guy stares at the clock. Just after the five minutes, he is stabbed on the back. Can you tell what happened?