BRAIN TEASERS

Daily Brain Teasers for Friday, 17 January 2020

Daily Brain Teasers for Friday, 17 January 2020 puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ...

Calculate the number 511

NUMBERMANIA: Calculate the number 511 using numbers [4, 1, 3, 7, 78, 597] 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 (10, 12, 13, 15, 16, 21, 24, 50, 51, 59, 78) 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 cbca3 - a7373 = 38ab0 find number abc. Multiple solutions may exist.
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #math

Columbus

Columbus
Jokes of the day - Daily updated jokes. New jokes every day.

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.
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #mastermind

Sir James Hall

Born 17 Jan 1761; died 23 Jun 1832 at age 71. (4th Baronet) Scottish geologist and physicist who founded experimental geology by artificially producing various rock types in the laboratory.

Calculate the number 973

NUMBERMANIA: Calculate the number 973 using numbers [7, 6, 8, 2, 89, 183] 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

Find number abc

If abc3c - aab60 = a87c 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 1618

NUMBERMANIA: Calculate the number 1618 using numbers [7, 2, 9, 5, 14, 704] 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 (25, 26, 29, 30, 34, 38, 65, 66, 74, 86) 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 82ab0 - 10bb8 = c1b92 find number abc. Multiple solutions may exist.
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #math
Follow Brain Teasers on social networks

Top 20 Users

1. H Tav
5000
2. Thinh Ddh
4974
3. Fazil Hashim
4836
4. Alfa Omega
4662
5. Djordje Timotijevic
4549
6. Mita Kojd
4525
7. Jakubovski Vladimir
4443
8. Chandu Rajyaguru
4419
9. Vladimir Krnac
3952
10. Manguexa Wagle
3755
11. Rutu Raj
3334
12. Nílton Corrêa De Sousa
3213
13. Nasrin 24 T
3201
14. Sanja Šabović
3068
15. Eugenio G. F. de Kereki
2848
16. Roxana zavari
2488
17. Jasmina Atarac
2417
18. Snezana Milanovic
2406
19. Linda Tate Young
2235
20. On On Lunarbasil
2185
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.