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

Identify the 10 differences between the two given pictures.

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

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?

I welcome the day with a show of light, I stealthily came here in the night. I bathe the earthy stuff at dawn, But by noon, alas! I'm gone.

The first person saw the bridge step on it and crossed,
the second person saw the bridge did not step on it but crossed,
the third person did not see the bridge did not step on it but crossed.
Who are these people?

In the image given, you can find several triangles. Can you count them all?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

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

Why do you find that most of the buildings are deprived of the 13th floor?