Daily Brain Teasers for Wednesday, 04 November 2026
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
Find number abc
If c5bba + b9a3a = 6cbca find number abc. Multiple solutions may exist.
#brainteasers #math
Calculate the number 368
NUMBERMANIA: Calculate the number 368 using numbers [8, 4, 1, 9, 84, 123] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If 715bc - 4ac7c = c8cab find number abc. Multiple solutions may exist.
#brainteasers #math
That seat is reserved
A man on the train said: "That seat is reserved." I said: "Well, it's been very forward with me." Pulled up my pants and went on my way.
Lou Sanders
Picture: BBC
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.
#brainteasers #mastermind
U.S. Daylight Saving TimeIn 2007, Daylight Saving Time in the U.S. ended at 2 am, the duration of DST during the year having been extended by Congress under The Energy Policy Act of 2005 to run from the second Sunday in March 2007. Since 1986, U.S. DST had applied from 2 a.m. on the first Sunday in April to the last Sunday of October (with some differences under state laws). Effective in 2007, DST was set to begin on the second Sunday of March and end the first Sunday of November. In the European Union, Summer Time began as before with all time zones changing at 1:00 am Universal Time (Greenwich Mean Time) on the last Sunday in March and ended at the same time on the last Sunday in October.« |
Calculate the number 1920
NUMBERMANIA: Calculate the number 1920 using numbers [6, 4, 4, 4, 98, 278] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A*B*C
The aim is to place the some numbers from the list (16, 18, 19, 20, 23, 26, 27, 40, 43, 44) 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.
#brainteasers #math #magicsquare
Find number abc
If 7262a - abca6 = b7c0b find number abc. Multiple solutions may exist.
#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.
#brainteasers #mastermind
Calculate the number 1012
NUMBERMANIA: Calculate the number 1012 using numbers [3, 6, 2, 4, 14, 982] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If 64acc - 4cb9b = 1976c find number abc. Multiple solutions may exist.
#brainteasers #math
