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The Most Difficult Tasks (page 151)puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1501 to 1510. |
MAGIC SQUARE: Calculate A*B*C
The aim is to place the some numbers from the list (14, 15, 16, 18, 19, 20, 32, 33, 34, 54, 93) 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: 4
#brainteasers #math #magicsquare
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: 4
#brainteasers #mastermind
Calculate the number 489
NUMBERMANIA: Calculate the number 489 using numbers [9, 9, 4, 5, 97, 992] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 4
#brainteasers #math #numbermania
Calculate the number 1612
NUMBERMANIA: Calculate the number 1612 using numbers [4, 9, 9, 8, 89, 169] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 4
#brainteasers #math #numbermania
Find number abc
If 649c2 - 5b95c = ba0b5 find number abc. Multiple solutions may exist. Correct answers: 4
#brainteasers #math
Calculate the number 6709
NUMBERMANIA: Calculate the number 6709 using numbers [1, 6, 3, 2, 31, 950] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 4
#brainteasers #math #numbermania
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: 4
#brainteasers #mastermind
MAGIC SQUARE: Calculate A+B-C
The aim is to place the some numbers from the list (8, 12, 15, 32, 36, 39, 63, 67, 68, 70) 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: 4
#brainteasers #math #magicsquare
Find number abc
If c3aa7 + 6bc3c = 1b3661 find number abc. Multiple solutions may exist. Correct answers: 4
#brainteasers #math
Calculate the number 2683
NUMBERMANIA: Calculate the number 2683 using numbers [3, 8, 6, 1, 18, 340] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 4
#brainteasers #math #numbermania

