Magic Math

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?




Similar Riddles

Imagine a box with two cogwheels, one big with 24 teeth and one small with 8 teeth. The big one is firmly attached to the center of the box which means it does not turn or move while the small one rotates around the big one.

How many times do you think that the smaller wheel will turn compared to the box when it turns once around the big one?

Magical Wheels

Asked by Neha on 22 Sep 2024


It is an eleven letter word.
The first, second, third and fourth letters form a banquet's name.
The fifth, sixth and seventh letters form a car's name.
The eighth, ninth, tenth and eleventh letters form a mode of transport.

Can you identify what word it is?

Asked by Neha on 25 Dec 2023

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

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Find the next number in the following series:
6, 14, 26, 98, __?

Asked by Neha on 16 Feb 2026

If EELS + MARK + BEST + WARY = EASY

What does HELP + BARK + WARD + LEAD equal?

Find the Next

Asked by Neha on 18 Mar 2021

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

Asked by Neha on 06 Apr 2024


We have arranged an array of numbers below. What you have to do is use any kind of mathematical symbol you know excluding any symbol that contains a number like cube root. You can use any amount of symbols but you have to come up with a valid equation for all of them.

0 0 0 = 6
1 1 1 = 6
2 + 2 + 2 = 6
3 3 3 = 6
4 4 4 = 6
5 5 5 = 6
6 6 6 = 6
7 7 7 = 6
8 8 8 = 6
9 9 9 = 6

Asked by Neha on 04 Apr 2026

In the following picture, E is going to slide the object down and as per the terrain and the physics, the round object is going to travel all the way till the end. Now, can you analyze who all people will die when it happens?

Who All Dies

Asked by Neha on 21 Mar 2021

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

Which is the Top View Puzzle

Asked by Neha on 27 Jan 2026


What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

Asked by Neha on 26 Feb 2022

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In the 1920s, people feared that crossword puzzles would contribute to illiteracy.