Find the next number in the sequence

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

On a bright sunny day, two fathers took their son fishing in the lake. Each man and son were able to catch one fish. When they returned to their camp, there were only three fishes in the basket. What happened?

PS: None of the fish were eaten, lost, or thrown back.

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

You have 10 balls with you. A friend of yours out of nowhere asks you to place those ten balls in five lines such that each of the lines has exactly 4 balls on them. He needs to check your intelligence. Prove him by doing the task.

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

Here is what you have to do. You have to throw a ball as hard as you can but it must return back to you even if it does not bounce at anything. Also, you have nothing attached to the ball. There is no one on the other end to catch that ball and throw it back at you.

How will you do it?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

John is the son of Jacob.
So,
Jacob is the_____of John's father?

Which of the following words don't belong in the group and why?
CORSET, COSTER, SECTOR, ESCORT, COURTS