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

## Calculate the number 552

NUMBERMANIA: Calculate the number 552 using numbers [5, 3, 9, 5, 83, 304] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

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

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

## Find number abc

If abc87 + 25c27 = 67cba find number abc. Multiple solutions may exist.Correct answers:

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

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

## Find the right 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:

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

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

### Operating Room

Two little kids are in a hospital, lying on stretchers next to each other outside the operating room.

The first kid leans over and asks, "What are you in here for?"

The second kid says, "I'm in here to get my tonsils out and I'm a little nervous."

The first kid says, "You've got nothing to worry about. I had that done when I was four. They put you to sleep, and when you wake up they give you lots of Jell-O and ice cream. It's a breeze."

The second kid then asks, "What are you here for?"

The first kid says, "A circumcision."

"Whoa!" the second kid replies. "Good luck, buddy. I had that done when I was born. Couldn't walk for a year."

## Calculate the number 2700

NUMBERMANIA: Calculate the number 2700 using numbers [1, 3, 8, 7, 98, 409] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

**8**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 (5, 7, 8, 20, 22, 23, 24, 56, 58, 59, 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:

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

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

## Find number abc

If a7c9c + bacb7 = 939b1 find number abc. Multiple solutions may exist.Correct answers:

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

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

## Find the right 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:

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

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

## Calculate the number 1001

NUMBERMANIA: Calculate the number 1001 using numbers [5, 2, 7, 7, 48, 341] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

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

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

## Find number abc

If 646c7 - 5ac0a = b0cc4 find number abc. Multiple solutions may exist.Correct answers:

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

**Nasrin 24 T**.#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:

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

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