BRAIN TEASERS
Math (page 39)

Math (page 39)

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 381 to 390.
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Calculate the number 454

NUMBERMANIA: Calculate the number 454 using numbers [1, 6, 1, 8, 18, 158] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 1
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Find number abc

If aa3bc - bac55 = 195cb find number abc. Multiple solutions may exist.
Correct answers: 1
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#brainteasers #math
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Calculate the number 8404

NUMBERMANIA: Calculate the number 8404 using numbers [8, 9, 4, 4, 65, 949] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 0
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#brainteasers #math #numbermania

Two elderly gentlemen from a r...

Two elderly gentlemen from a retirement center were sitting on a bench under a palm tree when one turns to the other and says... "Slim, I'm 83 years old now and I'm just full of aches and pains. I know you' re about my age, how do you feel?"
Slim says, "I feel just like a new-born baby."
"Really!? Like a new-born baby!?"
"Yep. No hair, no teeth, and I think I just wet my pants."
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MAGIC SQUARE: Calculate A*B*C

The aim is to place the some numbers from the list (9, 10, 11, 14, 15, 16, 42, 54, 55, 56, 79) 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 a606b + 8227b = 1c8cc8 find number abc. Multiple solutions may exist.
Correct answers: 0
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#brainteasers #math
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Calculate the number 898

NUMBERMANIA: Calculate the number 898 using numbers [1, 9, 9, 9, 76, 286] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 0
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#brainteasers #math #numbermania
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Find number abc

If 8cbb8 - 7ab22 = bcab find number abc. Multiple solutions may exist.
Correct answers: 0
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#brainteasers #math
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Calculate the number 758

NUMBERMANIA: Calculate the number 758 using numbers [3, 3, 9, 4, 88, 379] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 0
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 (12, 14, 21, 28, 30, 37, 40, 53, 55, 62) 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
CHECK ANSWER
#brainteasers #math #magicsquare
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Find number abc

If 8c3c0 - 33b88 = b78aa find number abc. Multiple solutions may exist.
Correct answers: 0
CHECK ANSWER
#brainteasers #math
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Telephone transatlantic cable

In 1956, the world's first transatlantic telephone cable system began operating (Clarenville, Newfoundland to Oban, Scotland). Previous cables had been limited to telegraph transmissions.
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