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Brain Teasers (page 67)puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, sport... These are the tasks listed 661 to 670. |
Find number abc
If 5b3ac + 488b4 = a06ac3 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: 0
#brainteasers #mastermind
Calculate the number 883
NUMBERMANIA: Calculate the number 883 using numbers [8, 6, 9, 7, 62, 543] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania

There is no language wherein a double positive can form a negative
A linguistics professor was lecturing to his English class one day. βIn English,β he said, βa double negative forms a positive.
In some languages, though, such as Russian, a double negative is still a negative.
However, there is no language wherein a double positive can form a negative.β
A voice from the back of the room piped up, "Yeah, right."
Find number abc
If 73c00 - baa67 = 6b633 find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
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: 0
#brainteasers #mastermind
Calculate the number 3231
NUMBERMANIA: Calculate the number 3231 using numbers [4, 9, 5, 4, 36, 344] 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 (12, 13, 14, 19, 20, 21, 35, 39, 61, 62, 63, 95) 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 3b88b + bcaab = cbbb0 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
Calculate the number 393
NUMBERMANIA: Calculate the number 393 using numbers [7, 4, 4, 6, 29, 113] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania
