BRAIN TEASERS

Daily Brain Teasers for Wednesday, 20 October 2021

Daily Brain Teasers for Wednesday, 20 October 2021 puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ...

Find number abc

If acb5a - 2a2c9 = 5a4a9 find number abc. Multiple solutions may exist.
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#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.
CHECK ANSWER
#brainteasers #mastermind

Calculate the number 866

NUMBERMANIA: Calculate the number 866 using numbers [3, 5, 6, 3, 90, 602] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #math #numbermania

Two elderly ladies had been fr...

Two elderly ladies had been friends for many decades. Over the years they had shared all kinds of activities and adventures. Lately, their activities had been limited to meeting a few times a week to play cards.
One day they were playing cards when one looked at the other and said, "Now don't get mad at me... I know we've been friends for a long time... but I just can't think of your name! I've thought and thought, but I can't remember it. Please tell me what your name is."
Her friend glared at her. For at least three minutes she just stared and glared at her. Finally she said, "How soon do you need to know"?
Jokes of the day - Daily updated jokes. New jokes every day.

Find number abc

If 76acc - 10ba3 = 663ab find number abc. Multiple solutions may exist.
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #math

Lawrence Dale Bell

Died 20 Oct 1956 at age 62 (born 5 Apr 1894).American aircraft designer and aircraft manufacturer, founder of Bell Aircraft Co., whose experimental X-1 rocket-propelled airplane in 1947 was the first to break the sound barrier in level flight. This firm also produced such significant aviation contributions as the nation's first jet propelled airplane, the world's first commercial helicopter, the world's fastest and highest flying airplane, the Bell X-1A, and the first jet vertical take-off and landing plane.

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.
CHECK ANSWER
#brainteasers #mastermind

Calculate the number 933

NUMBERMANIA: Calculate the number 933 using numbers [4, 2, 7, 5, 90, 491] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
The first user who solved this task is Nílton Corrêa de Sousa.
CHECK ANSWER
#brainteasers #math #numbermania

MAGIC SQUARE: Calculate A*B-C

The aim is to place the some numbers from the list (6, 7, 8, 24, 25, 26, 64, 65, 66) 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.
CHECK ANSWER
#brainteasers #math #magicsquare

Find number abc

If 2ac88 + aa728 = 8b4bc find number abc. Multiple solutions may exist.
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#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.
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #mastermind

Calculate the number 483

NUMBERMANIA: Calculate the number 483 using numbers [6, 8, 9, 6, 45, 212] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #math #numbermania
Follow Brain Teasers on social networks

Top 20 Users (1172)

1. H Tav
5850
2. c. raj.
5756
3. Fazil Hashim
5697
4. Nasrin 24 T
5592
5. Thinh Ddh
5557
6. Alfa Omega
4681
7. Djordje Timotijevic
4549
8. Mita Kojd
4525
9. Jakubovski Vladimir
4443
10. Chandu Rajyaguru
4419
11. Vladimir Krnac
3952
12. Manguexa Wagle
3755
13. Rutu Raj
3334
14. Nílton Corrêa De Sousa
3213
15. Eugenio G. F. de Kereki
3162
16. Sanja Šabović
3068
17. vladimir jakubovski
2938
18. Betty Krpan
2805
19. Roxana zavari
2489
20. Maryam Pouya
2482
See full ranking list
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.