Find the next number in the sequence

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

Kareena is older than Katrina and younger than Karishma. Isabelle is younger than Bipasha and Karishma. Bipasha is older than Karishma. If Kareena and Isabelle are the same age, who's the youngest?

A game is being played where eight players can last for thirty-five minutes. Six substitutes alternate with each player in this game. Thus, all players are on the pitch for the same amount of time including the substitutes.

For how long is each player on the pitch?

Do You See It?

What has one eye, but can’t see?

What will you call your mother's brother's brother-in-law?

A convention is held where all the big logicians are summoned. The master places a band on everyone's forehead. Now all of them can see others bands but can't see his own. Then they are told that there are different colours of bands. All the logicians sit in circle and they are further explained that a bell will ring at regular intervals. The moment when a logician knew the colour of band on his forehead, he will leave at the next bell. If anyone leaves at the wrong bell, he will be disqualified.

The master assures the logicians that the puzzle will not be impossible for anyone of them. How will the logicians manage ?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

What happened when the wheel was invented?

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?