John is the son of Jacob.
So,
Jacob is the_____of John's father?

People are waiting in line to board a 100-seat aeroplane. Steve is the first person in the line. He gets on the plane but suddenly can't remember what his seat number is, so he picks a seat at random. After that, each person who gets on the plane sits in their assigned seat if it's available, otherwise, they will choose an open seat at random to sit in. The flight is full and you are last in line. What is the probability that you get to sit in your assigned seat?

You can hear me, but you can't touch or see me.

What am I?

A man was driving a black truck. His lights were not on. The moon was not out. A lady was crossing the street. How did the man see her?

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

What is the coolest letter in the alphabet?

A dying old man wants to divide his entire land between his only two sons. Since his only wish is to treat them as equal as both of them have been too good to him, he wants to divide his land equally between them. The problem is that the land is significantly irregular in shape and thus there is no choice of cutting them into two equal halves.

Can you help him divide the land in a manner that both of his sons will be happy?

A maths symbol is hidden in the below Bar Graph. Can you decipher it?

If eleven plus two equals one, what does nine plus five equal?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?