Daily Brain Teasers for Saturday, 31 August 2024
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
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 2421
NUMBERMANIA: Calculate the number 2421 using numbers [2, 7, 9, 8, 97, 785] 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 (2, 5, 7, 11, 14, 16, 46, 49, 51, 65, 80) 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
It Belonged To Adam
Six-year-old Ned's mother was looking through an old family Bible when an oak leaf fell out.
Ned said, "That must be Adam's."
Find number abc
If 5ac8b - bab74 = a0708 find number abc. Multiple solutions may exist.
#brainteasers #math
Antifouling paint patentIn 1625, the first patent for antifouling paint was issued in Britain to William Beale (No. 32/1625). He used a mixture of cement, copper compound, and powdered iron that was intended to impair marine growth of the boreworm on a ship's hull. The first U.S. patent for a paint against fouling by shells and weeds was issued on 3 Nov 1863 to James G. Tarr and Augustus H.Wonson of Gloucester, Mass. (3 Nov 1863 No. 40515) which used copper oxide powdered from ore in Stockholm tar, and naptha or benzine. The first patent under Japan's Patent Monopoly Act was for an antifouling paint, was issued 14 Aug 1885 to Zuisho Hotta for a formula combining lacquer, powdered iron, red lead, persimmon tannin, and other ingredients.«* |
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 9071
NUMBERMANIA: Calculate the number 9071 using numbers [9, 9, 2, 9, 58, 928] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If a3a79 + b90cc = c52a90 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 4491
NUMBERMANIA: Calculate the number 4491 using numbers [7, 5, 7, 4, 47, 946] 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 (11, 12, 17, 20, 21, 23, 26, 33, 41, 42, 47, 48) 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
