BRAIN TEASERS
Math (page 50)

Math (page 50)

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 491 to 500.
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MAGIC SQUARE: Calculate A-B+C

The aim is to place the some numbers from the list (7, 12, 17, 19, 24, 25, 29, 30, 35, 58) 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
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#brainteasers #math #magicsquare
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Find number abc

If 48085 - bab64 = c0a2c find number abc. Multiple solutions may exist.
Correct answers: 1
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#brainteasers #math
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Calculate the number 8207

NUMBERMANIA: Calculate the number 8207 using numbers [5, 9, 7, 3, 23, 919] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 1
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#brainteasers #math #numbermania

In the back of the Guinness Bo...

In the back of the Guinness Book of World Records it states "All records are currently held by Chuck Norris, and the records listed in this book are only the records of those people who have come closest to Chuck Norris' records."
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Find number abc

If 3c5ab + b292b = c7c22 find number abc. Multiple solutions may exist.
Correct answers: 1
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#brainteasers #math
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Calculate the number 773

NUMBERMANIA: Calculate the number 773 using numbers [7, 2, 2, 6, 77, 937] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 1
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#brainteasers #math #numbermania
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MAGIC SQUARE: Calculate A+B+C

The aim is to place the some numbers from the list (4, 6, 9, 11, 12, 13, 14, 16, 17, 90) 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
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#brainteasers #math #magicsquare
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Find number abc

If bc99c - a96ab = a136b find number abc. Multiple solutions may exist.
Correct answers: 0
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#brainteasers #math
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Calculate the number 246

NUMBERMANIA: Calculate the number 246 using numbers [1, 6, 7, 9, 66, 170] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 1
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#brainteasers #math #numbermania
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Find number abc

If 66405 + a0868 = bc2ca find number abc. Multiple solutions may exist.
Correct answers: 0
CHECK ANSWER
#brainteasers #math
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Calculate the number 2496

NUMBERMANIA: Calculate the number 2496 using numbers [1, 5, 5, 1, 54, 363] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 1
CHECK ANSWER
#brainteasers #math #numbermania
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Gardner Quincy Colton

Died 9 Aug 1898 at age 84 (born 7 Feb 1814). American lecturer who was the first to administer nitrous oxide as an anaesthetic. This followed when one of Colton's public demonstrations of the properties of nitrous oxide, was attended by a dentist. It was Horace Wells, who observed a volunteer paid no heed to any pain when he accidentally gashed leg while stumbling around under the influence of a moderate dose of the gas. Wells suggested the use of the gas as an anaesthetic, and even volunteered to have Colton administer the nitrous oxide while one of Wells' molars was extracted by his partner, dentist John Riggs (11 Dec 1844). Between 1864-97, Colton as anaesthetist administered nitrous oxide while his dental colleagues successfully extracted tens of thousands of teeth.«
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