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Monthly Archive - July 2025 (page 3)brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 21 to 30. |
Calculate the number 7453
. Each of the numbers can be used only once.','/archive/2025/07/11/numbermania-1752192301.png','/calculate-the-number-7453/8415'))
NUMBERMANIA: Calculate the number 7453 using numbers [1, 9, 9, 1, 22, 744] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A+B*C
 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.','/archive/2025/07/10/magic-square-1752105939.png','/MAGIC-SQUARE-Calculate-A-B-C/8414'))
The aim is to place the some numbers from the list (9, 10, 13, 14, 18, 22, 50, 51, 52, 60, 63) 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: 0
#brainteasers #math #magicsquare
Find number abc
)
If ab07c - c34cb = 4a6a2 find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
Most Useless Inventions
- Non stick Cellotape
- Solar Powered Flash Light
- A black highlighter pen
- Glow in the dark sunglasses
- Inflatable Anchor
- Smooth Sandpaper
- Waterproof sponge
- Waterproof Teabags
- AC adapter for Solar powered calculators
- Fireproof Matches
- Fireproof Cigarettes
- Battery powered Battery Charger
- Seatbelts for Motorbikes
- Hand powered Chainsaw
- Inflatable Dartboard
- Silent Alarm Clock
- A Pedal powered wheelchair
- Braille Drivers Manual
- Double sided playing cards
- Ejector seats for Helicopters
Which is a winning combination of digits?
. 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.','/archive/2025/07/08/mastermind-1751933101.png','/Which-is-a-winning-combination-of-digits/8412'))
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: 0
#brainteasers #mastermind
Calculate the number 1958
. Each of the numbers can be used only once.','/archive/2025/07/07/numbermania-1751846701.png','/calculate-the-number-1958/8411'))
NUMBERMANIA: Calculate the number 1958 using numbers [7, 4, 2, 5, 59, 512] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Find number abc
)
If 9b0a5 - 1bc0a = 79259 find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
What a winning combination?
. 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.','/archive/2025/07/05/mastermind-1751673901.png','/What-a-winning-combination/8409'))
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 4136
. Each of the numbers can be used only once.','/archive/2025/07/04/numbermania-1751587501.png','/calculate-the-number-4136/8408'))
NUMBERMANIA: Calculate the number 4136 using numbers [3, 6, 3, 4, 73, 763] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A-B-C
 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.','/archive/2025/07/03/magic-square-1751501139.png','/MAGIC-SQUARE-Calculate-A-B-C/8407'))
The aim is to place the some numbers from the list (3, 4, 6, 7, 8, 9, 10, 11, 14, 23, 27) 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: 0
#brainteasers #math #magicsquare
Find number abc
)
If 6ba99 + b0bab = 94cac find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
