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Math (page 21)These are fun math riddles. All of these tricky riddles are based on real math concepts and can be solved with purely math and logic. These are the tasks listed 201 to 210. |
Calculate the number 9167
. Each of the numbers can be used only once.','/archive/2025/10/27/numbermania-1761523501.png','/calculate-the-number-9167/8521'))
NUMBERMANIA: Calculate the number 9167 using numbers [4, 3, 9, 7, 37, 881] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Find number abc
)
If c4bab + 4b5ca = a2aa8c find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
Calculate the number 1520
. Each of the numbers can be used only once.','/archive/2025/10/24/numbermania-1761264301.png','/calculate-the-number-1520/8518'))
NUMBERMANIA: Calculate the number 1520 using numbers [6, 9, 9, 7, 96, 634] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
A man and his wife received a...
A man and his wife received a letter from their daughter who went to study overseas:
My beloved Parents, I miss you so much. I don’t know when I’m coming home, but it seems not anytime soon. It breaks my heart to think that by the time I get back you’ll be too old. So enclosed you will find a bottle of a potion I have invented. It will make you young, so when I return you’ll be the same age as I left you.
NOTE: “Please take only one drop”
So they opened the envelope and in it there is a bottle with a red potion. The husband looks at the wife and says: “You go first.”
So the wife opens the bottle and takes a drop, there after the husband follows. Indeed they do turn 5 years younger.
Years later the daughter returns home to find her mother young and beautiful, carrying a baby on her back.
The mother proceeds to tell her daughter how the potion worked and made her look young.
The daughter is delighted and asks about her father.
“Your father? Hmmm, my child, your father was so jealous that I was young and beautiful so he drank the whole bottle.”
“So where is he?”
“Oh, that’s him I have on my back."
My beloved Parents, I miss you so much. I don’t know when I’m coming home, but it seems not anytime soon. It breaks my heart to think that by the time I get back you’ll be too old. So enclosed you will find a bottle of a potion I have invented. It will make you young, so when I return you’ll be the same age as I left you.
NOTE: “Please take only one drop”
So they opened the envelope and in it there is a bottle with a red potion. The husband looks at the wife and says: “You go first.”
So the wife opens the bottle and takes a drop, there after the husband follows. Indeed they do turn 5 years younger.
Years later the daughter returns home to find her mother young and beautiful, carrying a baby on her back.
The mother proceeds to tell her daughter how the potion worked and made her look young.
The daughter is delighted and asks about her father.
“Your father? Hmmm, my child, your father was so jealous that I was young and beautiful so he drank the whole bottle.”
“So where is he?”
“Oh, that’s him I have on my back."
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/2025/10/23/magic-square-1761177944.png','/MAGIC-SQUARE-Calculate-A-B-C/8517'))
The aim is to place the some numbers from the list (9, 11, 13, 15, 17, 21, 45, 47, 53, 65, 77) 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 6ac53 + 6c7a6 = 12aa3b find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
Calculate the number 1609
. Each of the numbers can be used only once.','/archive/2025/10/20/numbermania-1760918701.png','/calculate-the-number-1609/8515'))
NUMBERMANIA: Calculate the number 1609 using numbers [8, 4, 6, 1, 43, 789] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
Find number abc
)
If 62a66 + a46cb = 13a42c find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
Calculate the number 6332
. Each of the numbers can be used only once.','/archive/2025/10/17/numbermania-1760659501.png','/calculate-the-number-6332/8512'))
NUMBERMANIA: Calculate the number 6332 using numbers [9, 8, 4, 8, 39, 762] 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/2025/10/16/magic-square-1760573146.png','/MAGIC-SQUARE-Calculate-A-B-C/8511'))
The aim is to place the some numbers from the list (24, 25, 27, 29, 30, 32, 57, 66, 67, 69, 75) 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 bb31c + 2b14a = 8a4bc find number abc. Multiple solutions may exist. Correct answers: 2
#brainteasers #math
