## Crack the Hidden Code of Missing Number Puzzle

Crack the hidden code of missing number puzzle to test your pattern identification and math reasoning Skills. Can you solve it in more than one way?

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Submitted by Atanu Chaudhuri on Sun, 16/06/2024 - 02:09

Submitted by Atanu Chaudhuri on Sun, 31/03/2024 - 19:30

The solutions to the liar, truth-teller and random-answerer riddle shows how to analyze a logic puzzle and find many ways of reasoning to the solution.

Submitted by Atanu Chaudhuri on Thu, 09/07/2020 - 18:04

Solve 10 difficult geometry questions for SSC CGL in 15 minutes in Set 94. Verify correctness from answers and learn to solve quickly from solutions.

Submitted by Atanu Chaudhuri on Tue, 28/04/2020 - 22:05

In this matchstick triangle puzzle you have to remove 2 matchsticks to reduce number of triangles from 8 to 6. How many ways can you do it? Time 30 mins.

Submitted by Atanu Chaudhuri on Wed, 27/11/2019 - 14:44

Move 2 sticks to make 5 squares from the 6 squares matchstick puzzle figure. How many ways can you do it? You have 10 minutes to solve the puzzle.

Submitted by Atanu Chaudhuri on Sun, 31/03/2019 - 23:22

For quick solution of ratio proportion problems use multiple of ratio value technique. Here, a tricky age ratio problem is solved very fast to show how.

Submitted by Atanu Chaudhuri on Thu, 07/02/2019 - 02:58

In profit and loss problems when price or profit changes by certain percentages, without calculating the actual changed values and just by using the change and its effect, solution can be achieved very fast. We would solve two problems on profit and loss to highlight the power of this technique...

Submitted by Atanu Chaudhuri on Tue, 05/02/2019 - 03:03

We have already treated an interesting type of profit and loss problem with equal sale prices and equal profit and loss figures in two transactions. This session we will be solving such a problem with equal sale prices but with unequal profit and loss percentages very fast and in two ways. We will use basic and rich profit and loss concepts, fraction concepts and mathematical reasoning to achieve the speed and elegance...

Submitted by Atanu Chaudhuri on Sun, 03/02/2019 - 00:15

The chosen problem in this session is awkward and if you attempt to solve it through conventional deductions, it would be tedious and time consuming. You may even lose your way in confusion. Instead, if you are able to identify useful patterns and apply mathematical reasoning, solution would take just a few tens of seconds...

Submitted by Atanu Chaudhuri on Wed, 05/12/2018 - 17:47

Move 2 matches to make 4 squares in the matchstick puzzle figure. All squares will be similar. Time to solve 20 minutes. How many solutions can you find? Try. It will be fun.