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The Most Difficult Tasks (page 144)puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1431 to 1440. |
Find number abc
If ab2c4 - cba46 = 5a2bb find number abc. Multiple solutions may exist. Correct answers: 3
#brainteasers #math
Find number abc
If bb082 - a6b1c = 766a find number abc. Multiple solutions may exist. Correct answers: 3
#brainteasers #math
MAGIC SQUARE: Calculate A*B-C
The aim is to place the some numbers from the list (4, 8, 14, 19, 23, 29, 30, 34, 40, 61) 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: 3
#brainteasers #math #magicsquare
Calculate the number 8843
NUMBERMANIA: Calculate the number 8843 using numbers [2, 9, 1, 5, 22, 794] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 3
#brainteasers #math #numbermania
Calculate the number 1164
NUMBERMANIA: Calculate the number 1164 using numbers [8, 1, 1, 5, 47, 984] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 3
#brainteasers #math #numbermania
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: 3
#brainteasers #mastermind
MAGIC SQUARE: Calculate A-B-C
The aim is to place the some numbers from the list (4, 9, 11, 12, 17, 21, 22, 23, 24, 27, 29, 67) 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: 3
#brainteasers #math #magicsquare
MAGIC SQUARE: Calculate A+B+C
The aim is to place the some numbers from the list (6, 8, 10, 11, 12, 15, 31, 33, 36, 59, 97) 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: 3
#brainteasers #math #magicsquare
Calculate the number 329
NUMBERMANIA: Calculate the number 329 using numbers [3, 6, 9, 4, 53, 175] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 3
#brainteasers #math #numbermania
Calculate the number 1232
NUMBERMANIA: Calculate the number 1232 using numbers [3, 2, 4, 5, 67, 952] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 3
#brainteasers #math #numbermania

