Magic Maths

Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.




Similar Riddles

Before the start of the car race, John and Jacob have the same amount of fuel in their car. With this fuel, John can drive for 4 hours while Jacob can drive five hours.
After a time they realize that the amount of fuel left in John's car is 1/4th of the fuel in Jacob's.

For how long they are racing?

Asked by Neha on 30 Jan 2026


Vin Diesel is pulling a theft and has planned to run away with all the cash kept in the safe. But the only way to open the safe is the 13 character password. He has a set of five clues given to him by a trustworthy source.

Exactly two of the below statements are false.
The password is contained within this sentence.
The password is not in this hint.
The password is within only one of these statements.
At least one of the above statements is a lie.

Asked by Neha on 01 Jun 2023

If Rajina's daughter is my daughter's mom, who am I to Rajina?

Asked by Neha on 11 Dec 2023


I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

Asked by Neha on 14 Mar 2025

I’m tall when I’m young, and I’m short when I’m old. What am I?

Asked by Neha on 07 May 2022

81 x 9 = 801. What must you do to make the this equation true?

Asked by Neha on 03 Oct 2021


Can you find the key in the picture below?

Find the Key

Asked by Neha on 07 Apr 2024

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

Asked by Neha on 24 Jan 2021

O_er_t_o_

Complete the missing letters of the given word.

Asked by Neha on 22 Feb 2022


When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

Asked by Neha on 31 Aug 2024

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Rubik’s Cube

The inventor of the Rubik’s Cube didn’t realize he’d built a puzzle until he scrambled it the first time and tried to restore it.