BRAIN TEASERS

# Math

These are fun math riddles. All of these tricky riddles are based on real math concepts and can be solved with purely math and logic. These are the tasks listed 1 to 10.

## Find number abc

If 5659a - a8ab6 = c8b67 find number abc. Multiple solutions may exist.
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math

## Calculate the number 8971

NUMBERMANIA: Calculate the number 8971 using numbers [2, 8, 9, 5, 92, 852] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math #numbermania

## MAGIC SQUARE: Calculate A*B+C

The aim is to place the some numbers from the list (7, 9, 10, 12, 18, 21, 38, 39, 41, 50, 92) 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 Djordje Timotijevic.
#brainteasers #math #magicsquare

### Fathers Then and Now

Fathers Then and Now
Fathers of 1900 didn't have it nearly as good as fathers of today; but they did have a few advantages:
In 1900, fathers prayed their children would learn English.
Today, fathers pray their children will speak English.
In 1900, a father's horsepower meant his horses.
Today, it's the size of his minivan.
In 1900, if a father put a roof over his family's head, he was a success.
Today, it takes a roof, deck, pool, and 4-car garage. And that's just the vacation home.
In 1900, a father waited for the doctor to tell him when the baby arrived.
Today, a father must wear a smock, know how to breathe, and make sure film is in the video camera.
In 1900, fathers passed on clothing to their sons.
Today, kids wouldn't touch Dad's clothes if they were sliding naked down an icicle.
In 1900, fathers could count on children to join the family business.
Today, fathers pray their kids will soon come home from college long enough to teach them how to work the computer and set the VCR.
In 1900, a father smoked a pipe.
If he tries that today, he gets sent outside after a lecture on lip cancer.
In 1900, fathers shook their children gently and whispered, "Wake up, it's time for school."
Today, kids shake their fathers violently at 4 a.m., shouting: "Wake up, it's time for hockey practice."
In 1900, a father came home from work to find his wife and children at the supper table.
Today, a father comes home to a note: "Jimmy's at baseball, Cindy's at gymnastics, I'm at adult-Ed, Pizza in fridge."
In 1900, fathers and sons would have heart-to-heart conversations while fishing in a stream.
Today, fathers pluck the headphones off their sons' ears and shout, "WHEN YOU HAVE A MINUTE.."
In 1900, a father gave a pencil box for Christmas, and the kid was all smiles.
Today, a father spends \$800 at Toys 'R' Us, and the kid screams: "I wanted Sega!"
In 1900, if a father had breakfast in bed, it was eggs and bacon and ham and potatoes.
Today, it's Special K, soy milk, dry toast and a lecture on cholesterol.
In 1900, fathers said, "A man's home is his castle."
Today, they say, "Welcome to the money pit."
In 1900, "a good day at the market" meant Father brought home feed for the horses.
Today, "a good day at the market" means Dad got in early on an IPO.
In 1900, when fathers entered the room, children often rose to attention.
In 1900, fathers threatened their daughters' suitors with shotguns if the girl came home late.
Today, fathers break the ice by saying, "So...how long have you had that earring?"
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## Find number abc

If 57cb6 - 52765 = 427a find number abc. Multiple solutions may exist.
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math

## Calculate the number 1000

NUMBERMANIA: Calculate the number 1000 using numbers [3, 8, 8, 4, 31, 919] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
The first user who solved this task is Thinh Ddh.
#brainteasers #math #numbermania

## Find number abc

If c0bba + 20082 = bb0bcc find number abc. Multiple solutions may exist.
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math

## Calculate the number 406

NUMBERMANIA: Calculate the number 406 using numbers [3, 1, 7, 4, 99, 112] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math #numbermania

## MAGIC SQUARE: Calculate A+B*C

The aim is to place the some numbers from the list (6, 10, 11, 24, 28, 29, 64, 68, 69, 73, 94) 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 Djordje Timotijevic.
#brainteasers #math #magicsquare

## Find number abc

If 933ca - accb0 = b5a5a find number abc. Multiple solutions may exist.
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math

## MATH PUZZLE: Can you replace...

MATH PUZZLE: Can you replace the question mark with a number?
The first user who solved this task is Alfa Omega.
#brainteasers #math #riddles
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Find the title of novel, using the move of a chess knight. First letter is L. Length of words in solution: 4,2,3,5.