If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?

I had an infinite supply of water and 5 litres and 3 litres jars.

How would you measure exactly 4 litres in the least number of steps?

What makes this number unique: 8,549,176,320?

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

I travel all around the world but always stay in the corner. What am I?

Identify the movie name through below Rebus containing Pi Mouse and coconut tree..

The more you take me, the more you leave me behind.
Who Am I?

Christina is older than Kareena and Karishma. Katrina is older than Karishma and younger than Kareena. If Kareena has a brother named John, who is older than Christina, who's the youngest?

I have branches, but no fruit, trunk or leaves. What am I?