What country can make you shiver?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

Can you identify the Oscar-winning movie from the rebus below?

How do you go from 98 to 720 using just one letter?

We have shown you a regular water barrel as below. Without using any measuring device can you check if the barrel is more than half-filled or less than half-filled?

what does this picture(rebus) riddle means ?

A B C D E F G H

These are the letters given to you. Now you have to find out the letter that comes two to the right of the letter which is immediately to the left of the letter that comes three to the right of the letter that comes midway between the letter two to the left of the letter C and the letter immediately to the right of the letter F.

Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10

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?