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?

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Using Only Five 5's and any mathematical operator make sum as 37

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

If 2 workers can complete painting 2 walls in exactly 2 hours.

How many workers would be needed to paint 18 walls in 6 hours?

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?

Why 1729 is a magic number? Answer Logically.

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

What's the only room from which no one can enter or leave