# Daily Brain Teasers for Tuesday, 15 September 2020

puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |

## 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.The first user who solved this task is

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

## Calculate the number 4059

NUMBERMANIA: Calculate the number 4059 using numbers [7, 9, 5, 2, 32, 250] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.The first user who solved this task is

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

## Find number abc

If a10a1 + 919ac = 1229b9 find number abc. Multiple solutions may exist.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.The first user who solved this task is

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

## BacteriophageIn 1917, the term "bacteriophage" ("eater of bacteria") was coined in a note from Dr. Félix d'Hérelle to the French Academy of Sciences. |

## Calculate the number 1050

NUMBERMANIA: Calculate the number 1050 using numbers [7, 2, 2, 2, 16, 486] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.The first user who solved this task is

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

## MAGIC SQUARE: Calculate A+B+C

The aim is to place the some numbers from the list (2, 5, 7, 16, 19, 21, 34, 55, 58, 60) 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.The first user who solved this task is

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

## Find number abc

If a5a47 - b71bc = c8785 find number abc. Multiple solutions may exist.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.The first user who solved this task is

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

## Calculate the number 5431

NUMBERMANIA: Calculate the number 5431 using numbers [2, 5, 4, 4, 82, 953] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.The first user who solved this task is

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

## Find number abc

If 1bc55 + 9a41b = 1b3a65 find number abc. Multiple solutions may exist.The first user who solved this task is

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