## Brain Teaserspuzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, sport... These are the tasks listed 1 to 10. |

## 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:

**0**#brainteasers #mastermind

## Calculate the number 4248

NUMBERMANIA: Calculate the number 4248 using numbers [2, 8, 2, 5, 32, 501] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

**3**#brainteasers #math #numbermania

## Find number abc

If 70c93 - 27b17 = 4337a find number abc. Multiple solutions may exist.Correct answers:

**11**#brainteasers #math

### How Cold Is It Outside?

How Cold Is Cold?

60 Californians put on sweaters (if they can find one)

50 Miami residents turn on the heat

40 You can see your breath, Californians shiver uncontrollably, Minnesotans go swimming

35 Italian cars don't start

32 Water freezes

30 You plan your vacation to Australia

25 Boston water freezes, Californians weep pitiably, Minnesotans eat ice cream, Canadians go swimming

20 Politicians begin to talk about the homeless, New York City water freezes, Miami residents plan vacation further South

15 French cars don't start, Cat insists on sleeping in your bed with you

10 You need jumper cables to get the car going

5 American cars don't start

0 Alaskans put on T-shirts

-10 German cars don't start, Eyes freeze shut when you blink

-15 You can cut your breath and use it to build an igloo, Arkansans stick tongue on metal objects, Miami residents cease to exist

-20 Cat insists on sleeping in pajamas with you, Politicians actually do something about the homeless, Minnesotans shovel snow off roof, Japanese cars don't start

-25 Too cold to think, You need jumper cables to get the driver going

-30 You plan a two week hot bath, Swedish cars don't start

-40 Californians disappear, Minnesotans button top button, Canadians put on sweaters, Your car helps you plan your trip South

-50 Congressional hot air freezes, Alaskans close the bathroom window

-80 Hell freezes over, Polar bears move South

-90 Lawyers put their hands in their own pockets

60 Californians put on sweaters (if they can find one)

50 Miami residents turn on the heat

40 You can see your breath, Californians shiver uncontrollably, Minnesotans go swimming

35 Italian cars don't start

32 Water freezes

30 You plan your vacation to Australia

25 Boston water freezes, Californians weep pitiably, Minnesotans eat ice cream, Canadians go swimming

20 Politicians begin to talk about the homeless, New York City water freezes, Miami residents plan vacation further South

15 French cars don't start, Cat insists on sleeping in your bed with you

10 You need jumper cables to get the car going

5 American cars don't start

0 Alaskans put on T-shirts

-10 German cars don't start, Eyes freeze shut when you blink

-15 You can cut your breath and use it to build an igloo, Arkansans stick tongue on metal objects, Miami residents cease to exist

-20 Cat insists on sleeping in pajamas with you, Politicians actually do something about the homeless, Minnesotans shovel snow off roof, Japanese cars don't start

-25 Too cold to think, You need jumper cables to get the driver going

-30 You plan a two week hot bath, Swedish cars don't start

-40 Californians disappear, Minnesotans button top button, Canadians put on sweaters, Your car helps you plan your trip South

-50 Congressional hot air freezes, Alaskans close the bathroom window

-80 Hell freezes over, Polar bears move South

-90 Lawyers put their hands in their own pockets

## 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:

**3**#brainteasers #mastermind

## Calculate the number 300

NUMBERMANIA: Calculate the number 300 using numbers [3, 4, 2, 8, 43, 173] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

**4**#brainteasers #math #numbermania

## MAGIC SQUARE: Calculate A+B-C

The aim is to place the some numbers from the list (6, 7, 11, 13, 15, 16, 20, 52, 53, 57) 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:

**4**#brainteasers #math #magicsquare

## Find number abc

If c3b95 - bb70b = 7ba9a find number abc. Multiple solutions may exist.Correct answers:

**5**#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:

**7**#brainteasers #mastermind

## Calculate the number 2394

NUMBERMANIA: Calculate the number 2394 using numbers [8, 6, 1, 8, 84, 265] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

**3**#brainteasers #math #numbermania

## Find number abc

If 731a4 - 70ab0 = 2ac4 find number abc. Multiple solutions may exist.Correct answers:

**13**#brainteasers #math