What a Math

If 21x = 79x, what is the value of x?




Similar Riddles

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

Asked by Neha on 02 Oct 2024


Make a sentence consisting of three words that have the whole alphabet.

Asked by Neha on 11 Dec 2025

If you drop a 15 kg iron bar and a 5 kg bag of cotton from a height of 50 meters which will reach the ground first?

Asked by Neha on 08 Nov 2024


Can you count the number of triangles inside a triangle?

Triangles in a Triangle Riddle

Asked by Neha on 26 Mar 2026

When can we add 2 to 11 and get 1 as the correct answer?

Asked by Neha on 16 Oct 2023

What has one letter and starts with an E?

Asked by Neha on 18 Dec 2024


The Brit lives in the red house.
2. The Swede keeps dogs as pets.
3. The Dane drinks tea.
4. The greenhouse is on the immediate left of the white house.
5. The greenhouse’s owner drinks coffee.
6. The owner who smokes Pall Mall rears birds.
7. The owner of the yellow house smokes Dunhill.
8. The owner living in the centre house drinks milk.
9. The Norwegian lives in the first house.
10. The owner who smokes Blends lives next to the one who keeps cats.
11. The owner who keeps the horse lives next to the one who smokes Dunhill.
12. The owner who smokes blue masters drinks beer.
13. The German smokes Prince.
14. The Norwegian lives next to the blue house.
15. The owner who smokes Blends lives next to the one who drinks water.
Now, the question is…Who owns the fish?

Asked by Neha on 12 Sep 2025

Find the Odd One Out?
84129
32418
47632
36119
67626
72927

Asked by Neha on 05 Feb 2026

You have a basket containing ten apples. You have ten friends, who each desire an apple. You give each of your friends one apple.
Now all your friends have one apple each, yet there is an apple remaining in the basket.
How?

Asked by Neha on 18 Sep 2021


Find the next number in the series

12, 20, 40, 72, 116, 172 ?

Asked by Neha on 19 Oct 2025

Hot Articles

Amazing Facts

No Solution

In 2007, a puzzle was released and $2 million prizes were offered for the first complete solution. The competition ended at noon on 31 December 2010, with no solution being found. Wiki