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?

What can you hold in your right hand, but never in your left hand?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

Decode this picture on T-Shirt and tell what it says ?

A Man gave one of his sons 10 cents and another son was given 15 cents. What time is it?
Hint: Figure out the relation between time and number, is not so easy..:)

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

Accidentally, two trains are running in the opposite direction and enter a tunnel that is 200 miles long. A supersonic bird that has fled the lab and taken shelter in the tunnel starts flying from one train towards the other at a speed of 1000 mph. As soon as it reaches the second train, he starts flying back to avoid collision and meets the first train again at the other end. The bird keeps flying to and fro till the trains collide with each other.

What is the total distance that the supersonic bird has traveled till the trains collided?

What can you deduce from the following BrainBat?

CRY
LMKI

When 99 is considered higher than 100?

Can you spot the man between the coffee bean in the picture below ?