Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

If 2 workers can complete painting 2 walls in exactly 2 hours.

How many workers would be needed to paint 18 walls in 6 hours?

Why do people go to bed?

A prisoner is told: "If you tell a lie, we will hang you and if you tell the truth, we will shoot you." What did the prisoner say to save himself?

What does this simple rebus mean?

What do you answer even though it never asks you questions?

Make a sentence consisting of three words that have the whole alphabet.

10+10 and 11+11 can give you the same answer.

Explain how?

Which is the correct shadow of the bird?

15 caves are arranged in a circle at the temple of doom. One of these caves has the treasure of gems and wealth. Each day the treasure keepers can move the treasure to an adjacent cave or can keep it in the same cave. Every day two treasure seekers visit the place and have enough time to enter any two caves of their choice.

How do the treasure seekers ensure that they find the treasure in the minimum number of possible days?