There is something which is always coming but never arrives?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

Buy me, smell me or deliver me, I do not change.

Who am I?

Can you solve the below tricky visual equation?

Mr Black, Mr Gray, and Mr White are fighting in a truel. They each get a gun and take turns shooting at each other until only one person is left. Mr Black, who hits his shot 1/3 of the time, gets to shoot first. Mr Gray, who hits his shot 2/3 of the time, gets to shoot next, assuming he is still alive. Mr White, who hits his shot all the time, shoots next, assuming he is also alive. The cycle repeats. If you are Mr Black, where should you shoot first for the highest chance of survival?

Prove that twice of ten is the same as twice of eleven.

In the following series, a set of numbers is progressing with a particular pattern. Can you deduce that pattern and find the missing set?

(2 + 6), (21 + 6), (58 + 6), (119 + 6), ___

Can you count the number of triangles in the given figure?

He does not have any heart but still, He manages to live.
If you kill him, you will eventually die but yet you kill him.
He cannot run, who is He?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?