This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?

What does an Island and the letter T have in common?

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?

Nodes are shown below and you need to connect them based on the following rule: Every node can be connected to the number of nodes inside them, i.e. the first node there is a value of 1 which indicates that the first node can connect to exactly one node only.Can you do it?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

What word is represented by this rebus?

What Deficiency does the below rebus represent?

VIT_MIN

Which letter of the alphabet has the most water?

Whats the next number in the below number sequence pattern.