Eleven plus two equals Nine

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




Similar Riddles

You walk into a room where there are three primates held in their respective cages:
1) A lion who is eating the flesh of a goat.
2) An orangutan who is playing with blocks.
3) A donkey who is sitting idle.

Who is the most intelligent primate in the room?

Asked by Neha on 16 Sep 2023


I can sizzle like bacon,
I am made with an egg,
I have plenty of backbone, but lack a good leg,
I peel layers like onions, but still remain whole,
I can be long, like a flagpole, yet fit in a hole.

Asked by Neha on 07 Dec 2023

Can you find out which number multiplied by itself will give the output as 12345678987654321?

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A plane crashed between the border of Mexico and America. Where do you bury the survivors?

Asked by Neha on 17 May 2021

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

Asked by Neha on 28 Dec 2023

How many triangles are there in the picture below?

Triangle Count Riddle

Asked by Neha on 12 Feb 2026


Use the numbers 2, 3, 4 and 5 and the symbols + and = to make a true equation. Conditions: Each must be used exactly once and no other numbers or symbols can be used.

Asked by Neha on 30 Sep 2021

A girl was standing near the window thinking something. All of a sudden she decides something and throws something out of the window. She dies very soon after throwing it. She was perfectly healthy and had no disease or allergy. No one killed her and she did not commit suicide.

Can you think of any possible explanation that is logical as well for what happened there?

Asked by Neha on 25 Aug 2021

Can you count the number of squares in the figure below?

Count the Square Puzzle

Asked by Neha on 15 Jan 2026


James bond was pushed out of an aeroplane without any parachute.
He survived, How come?

Asked by Neha on 28 Sep 2024

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Gamers

In 2011, people playing Foldit, an online puzzle game about protein folding, resolved the structure of an enzyme that causes an Aids-like disease in monkeys. Researchers had been working on the problem for 13 years. The gamers solved it in three weeks.