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

Christina is older than Kareena and Karishma. Katrina is older than Karishma and younger than Kareena. If Kareena has a brother named John, who is older than Christina, who's the youngest?

What has no start, end, or centre?

There was a kingdom in which the king had no heir to take over his thrown. Even the queen was dead and he himself was on the verge of dying. He thought about it and then summoned all of the teenagers. He gave one seed each to all of them and asked them to grow the plant. He announced that the one with the most beautiful plant will become the king/queen of the empire after the death of the king.

After a month, all of them were called. The king looked at all of the plants but announced the girl with an empty pot as the queen of the empire. Why?

What Time Should the last watch show in the below figure?

Which English verb becomes past tense just by rearranging the letters?

What is the next number in this series?

4,12,84,3612....

I am the first thing you need while camping.
I am always with the person named Marcos Valencia and Carrick.
But Pogba Zlatan and Rooney think I am wasteful and do not need me.
I am the second to the last thing to add when you are making a patch.

What am I?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

If it took eight men ten hours to build a wall, how long would it take four men to build it?