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?

I am white when I am dirty, and black when I am clean. What am I?

I left my campsite and hiked south for 3 miles. Then I turned east and hiked for 3 miles. I then turned north and hiked for 3 miles, at which time I came upon a bear inside my tent eating my food! What colour was the bear?

What goes through cities and fields, but never moves?

Prove that twice of ten is the same as twice of eleven.

Which alphabet letter is a question?

What is more useful when it is broken?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

If,

6 / 7 = 2
3 / 9 = 7
8 / 2 = 6

Then

4 / 5 = ?

A sundial has the fewest moving parts of any timepiece. Which has the most?