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Monthly Archive - December 2020 (page 3)brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 21 to 30. |
Calculate the number 4450
NUMBERMANIA: Calculate the number 4450 using numbers [4, 5, 7, 2, 25, 898] 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.
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A*B-C
The aim is to place the some numbers from the list (4, 6, 7, 15, 17, 18, 35, 37, 38) 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: 14
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #magicsquare
Find number abc
If ccc99 + a120c = 1b6a04 find number abc. Multiple solutions may exist. Correct answers: 20
The first user who solved this task is Nílton Corrêa de Sousa.
#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: 25
The first user who solved this task is Nasrin 24 T.
#brainteasers #mastermind
Calculate the number 9017
NUMBERMANIA: Calculate the number 9017 using numbers [9, 7, 9, 3, 38, 495] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 35
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #numbermania
Find number abc
If cbaba + a7a59 = 10ac45 find number abc. Multiple solutions may exist. Correct answers: 33
The first user who solved this task is Nasrin 24 T.
#brainteasers #math
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: 26
The first user who solved this task is Nasrin 24 T.
#brainteasers #mastermind
Calculate the number 3267
NUMBERMANIA: Calculate the number 3267 using numbers [1, 6, 1, 3, 37, 451] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 13
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A-B*C
The aim is to place the some numbers from the list (5, 13, 14, 20, 26, 27, 33, 42, 62, 63, 69) 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: 15
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #magicsquare
Find number abc
If 5b3ab - ca7ca = 376b8 find number abc. Multiple solutions may exist. Correct answers: 25
The first user who solved this task is Nasrin 24 T.
#brainteasers #math
