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The Most Difficult Tasks (page 139)puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1381 to 1390. |
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: 3
#brainteasers #mastermind
Find number abc
If 614cb - 54c44 = a1a6 find number abc. Multiple solutions may exist. Correct answers: 3
#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: 3
#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: 3
#brainteasers #mastermind
Find number abc
If aaaba + c1295 = 1501bb find number abc. Multiple solutions may exist. Correct answers: 3
#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: 3
#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: 3
#brainteasers #mastermind
Find number abc
If c5ab8 + bc560 = a9c08 find number abc. Multiple solutions may exist. Correct answers: 3
#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: 3
#brainteasers #mastermind
Find number abc
If bb2cc - b0ab2 = a539 find number abc. Multiple solutions may exist. Correct answers: 3
#brainteasers #math

