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

I shave every day, but my beard stays the same. What am I?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

By using 'because' continuously three times, can you make an English statement ?

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

Give it food and it will live; give it water and it will die.

A man is shown a portrait painting. He looks closely, then tells, “Brothers and sisters have I none, but that man’s father is my father’s son!” Who is the man in the portrait?

You are stuck on an island where you have nothing. You find four pieces of paper somewhere on the island. What will be your strategy to escape from the island safely?

PS: No other resource is available to you on the island, neither can you build anything.

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

Tell me the Hindi name of a Vegetable which if we remove 1st word will become a precious Stone and by removing the last word it will become a sweet eatable.