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

John Went to the nearby store in a Mall to buy something for her home. Below is the conversation between the two:

John: How much for the one?
Shopkeeper: It is $2
John: How much for the Eleven?
Shopkeeper: It is $4
John: How much for the Hundred?
Shopkeeper: It is $6.

What is John buying?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

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

A man had five children. He had $100 with him to give to his children. He decided to start with the youngest child and then give $2 more than each younger child to his next elder child.

For example, if he gives $x to the youngest child, he will give $(x+2) to the next one, $[(x+2) + 2] to the next one and so on.

Can you find out how much did the youngest one receive?

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

John has played 50 ODI's and his average is 50. How many runs should he score in his 51st ODI, so that his average score jumps to 51?

Find out which of the given views in the picture is accurately the top view of the given pyramid.