BRAIN TEASERS
Math (page 194)

Math (page 194)

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 1931 to 1940.
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MAGIC SQUARE: Calculate A*B+C

The aim is to place the some numbers from the list (4, 7, 8, 9, 10, 13, 15, 16, 67, 69, 70, 81) 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: 17
The first user who solved this task is Nasrin 24 T.
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#brainteasers #math #magicsquare
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Find number abc

If 703ab + 7177c = 14b15a find number abc. Multiple solutions may exist.
Correct answers: 30
The first user who solved this task is Nasrin 24 T.
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#brainteasers #math
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Calculate the number 1257

NUMBERMANIA: Calculate the number 1257 using numbers [6, 4, 9, 3, 54, 264] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 18
The first user who solved this task is Nílton Corrêa De Sousa.
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#brainteasers #math #numbermania

Diagnose this patient

The psychology instructor had just finished a lecture on mental health and was giving an oral test.

Speaking specifically about manic depression, she asked, "How would you diagnose a patient who walks back and forth screaming at the top of his lungs one minute, then sits in a chair weeping uncontrollably the next?"

A young man in the rear raised his hand and answered, "A basketball coach?"

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Find number abc

If 6baaa - bbcc8 = 977c find number abc. Multiple solutions may exist.
Correct answers: 37
The first user who solved this task is Nílton Corrêa De Sousa.
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#brainteasers #math
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Calculate the number 329

NUMBERMANIA: Calculate the number 329 using numbers [2, 3, 8, 8, 77, 228] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 16
The first user who solved this task is Nílton Corrêa De Sousa.
CHECK ANSWER
#brainteasers #math #numbermania
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MAGIC SQUARE: Calculate A+B*C

The aim is to place the some numbers from the list (17, 18, 20, 21, 27, 28, 38, 46, 49, 56, 83) 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: 16
The first user who solved this task is Nílton Corrêa De Sousa.
CHECK ANSWER
#brainteasers #math #magicsquare
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Find number abc

If b007b + 2a55c = aa625 find number abc. Multiple solutions may exist.
Correct answers: 36
The first user who solved this task is Nasrin 24 T.
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#brainteasers #math
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Calculate the number 650

NUMBERMANIA: Calculate the number 650 using numbers [9, 4, 2, 6, 16, 754] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 16
The first user who solved this task is Nílton Corrêa De Sousa.
CHECK ANSWER
#brainteasers #math #numbermania
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Find number abc

If 47aba - a90cb = 2c04c find number abc. Multiple solutions may exist.
Correct answers: 23
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #math
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Calculate the number 2432

NUMBERMANIA: Calculate the number 2432 using numbers [5, 6, 7, 7, 30, 158] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 12
The first user who solved this task is Nílton Corrêa De Sousa.
CHECK ANSWER
#brainteasers #math #numbermania
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Youngest heart-lung transplant

In 1985, Jamie Gavin, age 3, of Dublin, Ireland, became the world's youngest heart and lung transplant patient in a four-hour operation at Harefield Hospital, Middlesex, England. He suffered from a congenital heart disease which had also progressively damaged his lungs. The surgeon, Britain's leading transplant specialist, was Egyptian-born Magdi Yacoub, who had previously performed 19 similar procedures. When Jamie died in Jul 1992, he was believed to be the world's longest-surviving heart and lung transplant recipient. In 1986, a 30-month-old boy became the youngest to have a heart-lung transplant.«
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