BRAIN TEASERS
The Most Difficult Tasks (page 203)

The Most Difficult Tasks (page 203)

puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 2021 to 2030.
Register with your Google Account and start collecting points.
Check your ranking on list.
[link]

MAGIC SQUARE: Calculate A*B-C

The aim is to place the some numbers from the list (4, 7, 8, 14, 17, 18, 32, 36, 39, 40, 84) 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: 12
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #math #magicsquare
[link]

MAGIC SQUARE: Calculate A*B-C

The aim is to place the some numbers from the list (17, 18, 21, 31, 32, 35, 41, 42, 43, 45, 84, 87, 89) 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: 12
The first user who solved this task is Nílton Corrêa de Sousa.
CHECK ANSWER
#brainteasers #math #magicsquare
[link]

MAGIC SQUARE: Calculate A+B+C

The aim is to place the some numbers from the list (21, 22, 25, 30, 31, 34, 37, 38, 41, 98) 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: 12
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #math #magicsquare

Why are females so moody when they're on their period?

Why are females so moody when they're on their period?

It's an ovary action.

Jokes of the day - Daily updated jokes. New jokes every day.
[link]

Calculate the number 7056

NUMBERMANIA: Calculate the number 7056 using numbers [1, 7, 6, 2, 75, 864] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 12
The first user who solved this task is Nílton Corrêa de Sousa.
CHECK ANSWER
#brainteasers #math #numbermania
[link]

MAGIC SQUARE: Calculate A-B+C

The aim is to place the some numbers from the list (3, 5, 11, 27, 29, 35, 58, 66, 68, 74, 79) 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: 12
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #math #magicsquare
[link]

MAGIC SQUARE: Calculate A-B*C

The aim is to place the some numbers from the list (1, 2, 8, 9, 10, 17, 32, 33, 41, 45, 79) 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: 12
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #math #magicsquare
[link]

Calculate A+B*C*D

Look at the series (10, 34, A, 214, B, 760, 1264, D, 2974, 4294, 6010, C, ...), determine the pattern, and find the unknown values (A, B, C and D) and calculate A+B*C*D!
Correct answers: 12
The first user who solved this task is Nílton Corrêa de Sousa.
CHECK ANSWER
#brainteasers #math
[link]

MAGIC SQUARE: Calculate A+B+C

The aim is to place the some numbers from the list (3, 4, 5, 6, 14, 15, 17, 21, 22, 24, 38, 79, 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: 12
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #math #magicsquare
[link]

Calculate the number 5394

NUMBERMANIA: Calculate the number 5394 using numbers [2, 8, 9, 5, 59, 569] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 12
The first user who solved this task is undefined.
CHECK ANSWER
#brainteasers #math #numbermania
[link]

Guess the Game Name

Look carefully the picture and guess the game name.
Correct answers: 12
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #games
PREVIOUS PAGE
NEXT PAGE
Follow Brain Teasers on social networks
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.
Last Correct Answer

Top 10 Users (1174)

1. H Tav
5861
2. c. raj.
5777
3. Nasrin 24 T
5731
4. Fazil Hashim
5718
5. Thinh Ddh
5557
6. Alfa Omega
4681
7. Djordje Timotijevic
4549
8. Mita Kojd
4525
9. Jakubovski Vladimir
4443
10. Chandu Rajyaguru
4419
See full ranking list

Benjamin Waterhouse

Died 2 Oct 1846 at age 92 (born 4 Mar 1754). American physician who pioneered smallpox vaccination and fostered an aggressive campaign to inoculate Americans against smallpox. He studied the researches of English physician Edward Jenner and followed with his own experiments. On 8 Jul 1800, Waterhouse introduced Edward Jenner's method of vaccination into America by inoculating his five-year-old son, Daniel Oliver, and a household servant with vaccine obtained from England. Vaccinations of three more Waterhouse children and another servant soon followed. Whereas Dr. Zabdiel Boylston and others had previously used inoculation in the U.S., Waterhouse was the American physician who established it as a general practice.«
This site uses cookies to store information on your computer. Some are essential to help the site properly. Others give us insight into how the site is used and help us to optimize the user experience. See our privacy policy.