Monthly Archive - May 2023brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |
Find number abc
If c5a57 - bc0ab = ba5c3 find number abc. Multiple solutions may exist.Correct answers: 4
#brainteasers #math
Calculate the number 5157
NUMBERMANIA: Calculate the number 5157 using numbers [2, 8, 5, 9, 24, 707] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 1
#brainteasers #math #numbermania
Find number abc
If 5ac24 - 42b32 = ccb2 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: 6
#brainteasers #mastermind
Calculate the number 6961
NUMBERMANIA: Calculate the number 6961 using numbers [1, 5, 9, 7, 74, 536] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 1
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A-B+C
The aim is to place the some numbers from the list (18, 19, 20, 27, 28, 29, 31, 32, 33) 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: 1
#brainteasers #math #magicsquare
Find number abc
If ac2a4 + 65c43 = b44bba 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: 2
#brainteasers #mastermind
Calculate the number 4090
NUMBERMANIA: Calculate the number 4090 using numbers [8, 6, 6, 8, 47, 628] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 2
#brainteasers #math #numbermania
Find number abc
If 658cb + 80ba8 = bc60b9 find number abc. Multiple solutions may exist.Correct answers: 5
#brainteasers #math