Why is a river so rich ?

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

Can it be possible to build a house that has all its four walls facing towards the South?

It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?

What has one eye, but can’t see?

What is the next number in this series?

4,12,84,3612....

During an experiment, a guy throws a bouncy ball from a 100 feet tall building. The ball has a specific characteristic. Every time it hits the ground, it bounces up halfway.

How many bounces do you think the ball will make before it comes to a stop ?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

A man was driving a black truck. His lights were not on. The moon was not out. A lady was crossing the street. How did the man see her?