A father's child, a mother's child, yet no one's son.

Who am I?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

15 caves are arranged in a circle at the temple of doom. One of these caves has the treasure of gems and wealth. Each day the treasure keepers can move the treasure to an adjacent cave or can keep it in the same cave. Every day two treasure seekers visit the place and have enough time to enter any two caves of their choice.

How do the treasure seekers ensure that they find the treasure in the minimum number of possible days?

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

A word I know has six letters it contains, remove one letter and 12 remain. What is it?

Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?