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The Most Difficult Tasks (page 122)puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1211 to 1220. |
Calculate the number 1996
NUMBERMANIA: Calculate the number 1996 using numbers [9, 4, 1, 4, 80, 168] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 2
#brainteasers #math #numbermania
Find number abc
If 188a6 + cb3c4 = 8a2cb find number abc. Multiple solutions may exist. Correct answers: 2
#brainteasers #math
MAGIC SQUARE: Calculate A-B*C
The aim is to place the some numbers from the list (11, 13, 19, 21, 23, 27, 29, 32, 43, 45, 51, 74) 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: 2
#brainteasers #math #magicsquare
Find number abc
If ab1b4 - c6b63 = cba1 find number abc. Multiple solutions may exist. Correct answers: 2
#brainteasers #math
Find number abc
If 6bbc6 - ca964 = 3cb6c find number abc. Multiple solutions may exist. Correct answers: 2
#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: 2
#brainteasers #mastermind
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: 2
#brainteasers #mastermind
Find number abc
If 3915c + 1abaa = 511cb find number abc. Multiple solutions may exist. Correct answers: 2
#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: 2
#brainteasers #mastermind
Which is a winning combination of digits?
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

