Puzzle 128-By Panos Kalliantasis

Free on line practice

Can you solve this "missing number"

Puzzle 117-Free on line practice

Collection find the missing number

By Panos Kalliantasis

The paratrooper and the probability

A paratrooper falls into the area of the figure.

How likely is it to fall on the minefield?

What is the probability?

three friends three consecutive numbers

The ages of three friends are consecutive even numbers.

The sum of the ages is 102.

How old is each friend?

How to find the missing number in a set?

In the following sequence what is the value of n?

Questions"- "missing number" collection 63-64-65

Free on line practice of puzzles with solutions,for all competitive exams'

Improve your math skills to solve math puzzles and manage questions "Find the missing number"

Puzzle 63




Puzzle 64

Puzzle 65

Brain teasers and puzzles

Collection "missing number"

By Panos Kalliantasis

Free practice in question number missing, math puzzles to improve your grades in all competitive exams.

Click here to see the detailed solutions

Answers

Question collection "missing number" 60-61-62

Free on line practice of puzzles with solutions,for all competicion exams'

Improve your math skills to solve math puzzles and manage questions "Find the missing number"

Puzzle 60

Puzzle 61

Puzzle 62

Practice missing number 57-58-59

Free on line practice of puzzles with solutions,for all competicion exams'

Improve your math skills to solve math puzzles and manage questions "Find the missing number"

Collection missing number 54-55-56

Free on line practice of puzzles with solutions,for all competicion exams'

Improve your math skills to solve math puzzles and manage questions "Find the missing number"

How much did all three pay together?Math puzzle

Brain teasers and puzzles for teens

A math puzzle in number theory

How many boys were missing from the lesson? Math puzzle

A math puzzle for teens

                                       Practice in number theory                                                                                                      

                  

                                                                                              

The spy who loves math

Develop your mathematical logic and ability with spy stories.

Brain teasers and puzzles
By Panos kalliantasis
 From the data below you can find the age of the spy.

Bored with the usual 'Crack the code'

A new one crack the code that will twist your mind pleasantly
 
This is something different.
 
Try something new to evaluate your reasoning skills

Can you become a spy? Try cracking the password

 
A new  crack the code  only for genius
90% fail to find the password

A clever and different from the usual crack the code
 

 Try cracking the password

Are you smart? Try this missing number

A hard math puzzle.
Try to solve this "missing number"

Are you good at questions find the missing number?
 
Prove it

A math puzzle with new car models

 A math puzzle from for kids and teens.

 A math problem with new car models.

Brain teasers and puzzles 

Try your math skills
with this mathematical puzzle.

Can you crack the security code?

Can you crack the security code and enter the computer?
A different crack the code,only for genius.

A father lock the computer and told his son, if he wanted to play, he had to hack and find the 4-digit  code.

A cryptarithm puzzzle: Beer+and =sodas

                This puzzle of words that have   entered a  mathematical formula and we need to find the digits that will replace the letters, so that the mathematical equation is true.

Try your skills with this cryptographic  math puzzle

A alphametic puzzle:No No Too/Late

Which number corresponds to the late?

An alphametic puzzle (also sometimes known as a cryptarithm) is a type of puzzle where words are put together into an arithmetic formula such that digits can be substituted for the letters to make the formula true.

A hard calculation puzzle

 Can you solve this hard math puzzle?
Using only the numbers 2,3,5 with mathematical operations, get the number 1133.
You can use addition, subtraction, multiplication, division and exponents,
but the single numbers will be 2.3.5