Daily Brain Teasers for Monday, 20 January 2025
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
Calculate the number 1895
NUMBERMANIA: Calculate the number 1895 using numbers [3, 6, 6, 4, 52, 535] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If abaab - c3a8b = 2699b find number abc. Multiple solutions may exist.
#brainteasers #math
Calculate the number 6637
NUMBERMANIA: Calculate the number 6637 using numbers [5, 9, 2, 1, 60, 749] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Working late
It had taken him several months, but the executive vice president had finally persuaded his new secretary to bend over the back of his leather couch and allow him to have sex with her that way.
"And just where have you been until this hour?" demanded his wife, when the wayward husband finally arrived home.
"Down at the office," he replied, "working like a dog."
MAGIC SQUARE: Calculate A-B*C
The aim is to place the some numbers from the list (2, 3, 5, 6, 7, 9, 15, 16, 18, 23, 45, 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.
#brainteasers #math #magicsquare
Karl Heinrich Ferdinand RosenbuschDied 20 Jan 1914 at age 77 (born 24 Jun 1836).German geologist who laid the foundations of the science of microscopic petrography (the study of rocks in thin section, based on the optical properties of constituent mineral grains). He was appointed professor (extraordinary) of petrography at Strasbourg in 1873 and ordinary professor of mineralogy at Heidelberg in 1878. |
Find number abc
If b1435 - 1ca1b = 4ab19 find number abc. Multiple solutions may exist.
#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.
#brainteasers #mastermind
Calculate the number 4414
NUMBERMANIA: Calculate the number 4414 using numbers [5, 4, 8, 9, 85, 281] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If b1bc1 + 448aa = 761c1 find number abc. Multiple solutions may exist.
#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.
#brainteasers #mastermind
Calculate the number 1443
NUMBERMANIA: Calculate the number 1443 using numbers [2, 4, 5, 8, 22, 233] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
