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?

Known by all without exception, Forever here, for your protection, Sometimes strong, sometimes weak, Right after the night I come - hot and chic. And while millions of miles away, I always get to you, I find my way. No life around could do without me, Can you guess what I might be?

Out of four images which one is the odd one out?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

What does the below rebus riddle means?

In a rainy season, one day 3 huge ladies walked under a normal-sized umbrella.
The umbrella is not huge enough to accommodate all 3 ladies yet not a single lady got wet. Why?

Which alphabet letter is a question?

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

A train full of passengers goes through a tunnel. When the train comes out from the other end, there is no single person on the train.

How did it happen?

What kind of band never plays music?