Daily Brain Teasers for Monday, 26 September 2022
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
Calculate the number 6317
NUMBERMANIA: Calculate the number 6317 using numbers [2, 5, 9, 9, 53, 399] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If bc1aa - b5b0b = 226c 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
Watch For Fallen Rocks
Driving down a remote road, a motorist sees a sign that says: "Watch For Fallen Rocks."
A couple of miles of careful driving later, he spots some pebbles and stops to pick a few up. Arriving in the next town, the motorist carries the stones into the highway maintenance office.
Placing them on the counter, he says to an official: "Here are your fallen rocks. Now where's my watch?"
Calculate the number 4953
NUMBERMANIA: Calculate the number 4953 using numbers [4, 1, 1, 8, 98, 979] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Henry B. HerseyDied 26 Sep 1948 at age 87 (born 28 Jul 1861).Major Henry Blanchard Hersey was an American meteorologist and balloonist who was co-pilot on the balloon United States when it won the first international balloon race (left Paris on 30 Sep 1906). His career began in the Signal Corps (29 Jun 1883) and received instruction in meteorology. After assignments in other states, he became an Inspector for the Weather Bureau and Official in Charge at Milwaukee, Wisconsin. He volunteered to be the meteorological observer for the Wellman Chicago Record-Herald Polar Expedition of 1907 on their (unsuccessful) attempt to make an airship flight from Spitzbergen to the North Pole. When he returned, Lt Frank P Lahm, the pilot of the 1906 race, was in poor health, so Hersey acted as pilot in the 1907 international balloon race for the Gordon-Bennett Cup. It began in St. Louis, Missouri, on 21 Oct 1907, but losing gas, he placed only eighth.« |
MAGIC SQUARE: Calculate A-B+C
The aim is to place the some numbers from the list (2, 8, 9, 10, 15, 16, 17, 23, 24, 25, 57, 61) 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 babcb - 5990b = a7c0 find number abc. Multiple solutions may exist.
#brainteasers #math
Calculate the number 4939
NUMBERMANIA: Calculate the number 4939 using numbers [7, 2, 7, 4, 90, 460] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If b8719 + 713ab = 1c00c5 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 6709
NUMBERMANIA: Calculate the number 6709 using numbers [1, 6, 3, 2, 31, 950] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
