Two-person want to cross a river. Only one boat is present on the riverside that can carry only one person at a time. However, they still manage to cross the river. How is it possible?
What can go up a chimney down, but can’t go down a chimney up?
Which is the rope you never skip with?
Prove that twice of ten is the same as twice of eleven.
I have branches, but no fruit, trunk or leaves. What am I?
I cannot talk, but I always reply when spoken to. What am I?
Imagine you are in a room with no windows or doors. How will you get out?
An artist while painting a scenic beauty, decides to paint three layers of blue colour on the sky. Which layer will go on the first?
What has a ring but no finger?
81 x 9 = 801. What must you do to make the this equation true?
Can you solve the below algebraic mathematical equation? (J+O+I+N+T)3 = JOINT
In 2007, a puzzle was released and $2 million prizes were offered for the first complete solution. The competition ended at noon on 31 December 2010, with no solution being found. Wiki