I have two coins.
* One of the coins is a faulty coin having a tail on both sides of it.
* The other coin is a perfect coin (heads on side and tail on other).

I blindfold myself and pick a coin and put the coin on the table. The face of the coin towards the sky is the tail.

What is the probability that another side is also tail?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

Krish is 45 years old and his mother Crishtina is 73 years old.

Can you find out how many years ago, his mother was three times his age?

John drives to his office at 20km/hr. After reaching the office, he realizes that today is a holiday. He went back at an average speed of 30km/hr. Discounting the time spent in the stoppage what was the average speed of his journey?

How many triangles are there on the puzzle below?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

Find the value of "?" in the ball picture Riddle below:

At a Society election for president, precisely 963 votes were cast.
There is a total of 4 candidates that participate in the election.

The winning candidate exceeds the opponents by 53, 79 and 105 votes.

How many votes do each candidate gets?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?