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Monthly Archive - April 2025 (page 3)brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 21 to 30. |
MAGIC SQUARE: Calculate A-B+C
The aim is to place the some numbers from the list (12, 13, 15, 16, 23, 26, 61, 63, 68, 69, 79, 88) 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: 0
#brainteasers #math #magicsquare
Find number abc
If 4a9cc + 991b4 = 14a111 find number abc. Multiple solutions may exist. Correct answers: 1
#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: 2
#brainteasers #mastermind
Calculate the number 454
NUMBERMANIA: Calculate the number 454 using numbers [1, 6, 1, 8, 18, 158] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania
Find number abc
If aa3bc - bac55 = 195cb find number abc. Multiple solutions may exist. Correct answers: 1
#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: 2
#brainteasers #mastermind
Calculate the number 8404
NUMBERMANIA: Calculate the number 8404 using numbers [8, 9, 4, 4, 65, 949] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A*B*C
The aim is to place the some numbers from the list (9, 10, 11, 14, 15, 16, 42, 54, 55, 56, 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: 0
#brainteasers #math #magicsquare
Find number abc
If a606b + 8227b = 1c8cc8 find number abc. Multiple solutions may exist. Correct answers: 0
#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: 1
#brainteasers #mastermind
