## Monthly Archive - May 2019brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |

## Calculate the number 3366

NUMBERMANIA: Calculate the number 3366 using numbers [8, 5, 8, 5, 77, 696] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

**13**The first user who solved this task is

**Nílton Corrêa De Sousa**.#brainteasers #math #numbermania

## MAGIC SQUARE: Calculate A*B+C

The aim is to place the some numbers from the list (4, 7, 8, 9, 10, 13, 15, 16, 67, 69, 70, 81) into the empty squares and squares marked with A, B an C. Sum of each row and column should be equal. All the numbers of the magic square must be different. Find values for A, B, and C. Solution is A*B+C.Correct answers:

**15**The first user who solved this task is

**Nasrin 24 T**.#brainteasers #math #magicsquare

## Find number abc

If 703ab + 7177c = 14b15a find number abc. Multiple solutions may exist.Correct answers:

**26**The first user who solved this task is

**Nasrin 24 T**.#brainteasers #math

## Which is a winning combination of digits?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.Correct answers:

**20**The first user who solved this task is

**Nílton Corrêa De Sousa**.#brainteasers #mastermind

## Calculate the number 1257

NUMBERMANIA: Calculate the number 1257 using numbers [6, 4, 9, 3, 54, 264] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

**14**The first user who solved this task is

**Nílton Corrêa De Sousa**.#brainteasers #math #numbermania

## Find number abc

If 6baaa - bbcc8 = 977c find number abc. Multiple solutions may exist.Correct answers:

**32**The first user who solved this task is

**Nílton Corrêa De Sousa**.#brainteasers #math

## What a winning combination?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.Correct answers:

**26**The first user who solved this task is

**Nasrin 24 T**.#brainteasers #mastermind

## Calculate the number 329

NUMBERMANIA: Calculate the number 329 using numbers [2, 3, 8, 8, 77, 228] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

**13**The first user who solved this task is

**Nílton Corrêa De Sousa**.#brainteasers #math #numbermania

## MAGIC SQUARE: Calculate A+B*C

The aim is to place the some numbers from the list (17, 18, 20, 21, 27, 28, 38, 46, 49, 56, 83) into the empty squares and squares marked with A, B an C. Sum of each row and column should be equal. All the numbers of the magic square must be different. Find values for A, B, and C. Solution is A+B*C.Correct answers:

**14**The first user who solved this task is

**Nílton Corrêa De Sousa**.#brainteasers #math #magicsquare

## Find number abc

If b007b + 2a55c = aa625 find number abc. Multiple solutions may exist.Correct answers:

**28**The first user who solved this task is

**Nasrin 24 T**.#brainteasers #math