Four Nines Equal Hundred

Can you make four (4) nines (9) equal 100?




Similar Logic Riddles

You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?

Asked by Neha on 15 Apr 2023


In the Thar desert, 3 men found a big 24L Jar is full of water. Since there is a shortage of water so they decided to distribute the water among themselves such that they all have equal amounts of it. But they only have a 13L, a 5L and an 11-litre Jar.

How do they do it?

Asked by Neha on 11 Jun 2024

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

Asked by Neha on 28 Mar 2022


Alpha is Beta's sister.

Gamma is a Beta mother.

Delta is Gamma's father.

Tango is Delta's mother.

Then,

How is Alpha related to Delta?

Asked by Neha on 17 Jun 2024

1 dollar = 100 cent
= 10 cent x 10 cent
= 1/10 dollar x 1/10 dollar
= 1/100 dollar
= 1 cent

=> 1 dollar = 1 cent

solve this tricky problem?

Asked by Neha on 12 Oct 2024

Before reading ahead, you must know the fact that only one of the people here is telling the truth.

A says that B is lying.
B says that C is lying.
C says both A and B are lying.

Can you find out who is speaking the truth?

Asked by Neha on 26 Dec 2023


If you were to put a coin into an empty bottle and then insert a cork into the neck, how could you remove the coin without taking out the cork or breaking the bottle?

Asked by Neha on 08 Oct 2025

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

Asked by Neha on 23 Feb 2023

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

Asked by Neha on 01 May 2025


Can you fill the blank with the correct number?

6 30 870 756030 _____

Asked by Neha on 20 Feb 2023

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Amazing Facts

Out of the Box

The phrase “thinking outside the box” was popularised from the solution to a topographical puzzle involving 9 dots in a box shape.