Why is the Hole below a Lock?

An equation has been laid down using a few matchsticks. However, as you can see, the equation is not correct. Can you correct the equation if you are allowed to add or remove 5 matchsticks?

What word is pronounced the same if you take away four of its five letters?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

A kind heart person buy packed food at 3$/packet from United states and sells them at 1$/packet at Africa. After some time he becomes a millionaire.

How come the guy become millionaire ?

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

Can you name some countries which do not have the alphabet 'A' in them?

How many times in a given day, minutes and hour clock comes in a straight line ?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?