In less than 30 seconds, can you find the missing number from the last equation?

Are you ready to put your mathematical prowess to the test? Let’s see how quick you are at solving puzzles. Here’s a challenge for you: Can you find the missing number from the last equation in less than 30 seconds? Sharpen your pencils, rev up your brain and let’s dive into this intriguing and exciting numerical challenge!

Don’t delude yourself, this puzzle is far from simple. You need to have a sharp mind to solve it in less time than it takes. If you consider yourself capable, we invite you to get started without delay.

It will be a way to challenge yourself, but also to improve your mental abilities. Effectively, this IQ test will test your logic, your intellectual finesse and your critical thinking.

30 seconds: the time given to you to solve this logic challenge

In this enigma cerebral, you will be asked to determine the missing number from the last digit sequence.

© Abmeyerwood

Be careful though! It’s not about picking a number at random. You must identify the numerical relationships that link the sequences together.

By finding the pattern that links them, you will have an easier time solving this numerical puzzle. To make the game more difficult and push your mental skills a little more, you must give your answer in less than 30 seconds.

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Brain puzzles and their virtues: a way to wake up your sleeping neurons

Our brain teasers and puzzles are more than just entertainment. Our IQ tests are mental exercises that develop your cognitive skills.

As you strive to solve these puzzles and equations, you work on your logical thinking, thinking skills and concentration skills.

These challenges are, among other things, a way to stimulate your brain, which is often asleep by daily routine. They help you improve your skills in handling complex problems and inherently, everyday worries.

The solution to the numerical riddle: how many did you find as the final answer?

To pass this IQ and aptitude test, you had to understand beforehand that the goal is not limited to finding a missing number. Rather, the objective is to recognize the pattern or rule common to the 4 number sequences.

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Once you find the solution, finding the unknown number is child’s play. Observe each sequence and their results carefully.

The logic is as follows

1+1=1*1*5=5

2+2=2*2*5=20

Here the numbers to be added are multiplied by themselves and by 5

3+3=3*3*5=45

4+4+=4*4*5=80

So the answer is 80

© Abmeyerwood

Did you find this reasoning? If so, you can be proud of your skills. You have a good sense of analysis. If, on the contrary, you didn’t succeed, don’t be disappointed.

You had the chance to surpass yourself and have fun. If you practice with our other IQ tests, we guarantee that your chances of success will increase tenfold.

Monica Brimley
Hello, I'm Monica, a 32-year-old math enthusiast who loves to write articles about math brain teasers. I also enjoy sharing advice on home organization and cleaning tips. Join me as we explore the fascinating world of mathematics and create a more organized and clean living space together!