BRAIN TEASERS
Math (page 328)

Math (page 328)

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 3271 to 3280.
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Fill in the numbers in each empty box, so that product of each 3 adjacent digits is always 30

Fill in the numbers in each empty box, so that product of each 3 adjacent digits is always 30. Write solution as one multi-digit number.
Correct answers: 64
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #math
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Fill in the numbers in each empty box, so that sum of each 3 adjacent digits is always 15

Fill in the numbers in each empty box, so that sum of each 3 adjacent digits is always 15. Write solution as one multi-digit number.
Correct answers: 58
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #math
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Calculate the number 7724

NUMBERMANIA: Calculate the number 7724 using numbers [6, 9, 4, 3, 51, 758] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 35
The first user who solved this task is Sanja Šabović.
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#brainteasers #math #numbermania

Each evening bird-lover Tom st...

Each evening bird-lover Tom stood in his backyard, hooting like an owl. One night, an owl called back to him. For a year, the man and his feathered friend hooted back and forth. He even kept a log of the "conversation."
Just as he thought he was on the verge of a breakthrough in interspecies communication, his wife had a chat with her next-door neighbor.
"My husband spends his nights... calling out to owls," she said.
"That's odd," the neighbor replied. "So does my husband."
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Calculate the number 735

NUMBERMANIA: Calculate the number 735 using numbers [4, 2, 9, 6, 66, 403] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 33
The first user who solved this task is Sanja Šabović.
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#brainteasers #math #numbermania
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What is the next number in the sequence?

What is the next number in the sequence 1, 2, 6, 42, 1806, ? (author: Brain Teasers & Riddles)
Correct answers: 159
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #math #riddles
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Calculate the number 5604

NUMBERMANIA: Calculate the number 5604 using numbers [2, 4, 6, 8, 37, 664] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 32
The first user who solved this task is Sanja Šabović.
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#brainteasers #math #numbermania
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Calculate AxBxC

Determine the pattern, and calculate axbxc.
Correct answers: 41
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #math
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Calculate the number 2732

NUMBERMANIA: Calculate the number 2732 using numbers [2, 1, 6, 9, 16, 275] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 38
The first user who solved this task is Sanja Šabović.
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#brainteasers #math #numbermania
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Calculate the number 2914

NUMBERMANIA: Calculate the number 2914 using numbers [7, 6, 2, 2, 58, 440] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 27
The first user who solved this task is Sanja Šabović.
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#brainteasers #math #numbermania
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Calculate the number 1120

NUMBERMANIA: Calculate the number 1120 using numbers [6, 6, 1, 6, 95, 544] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 37
The first user who solved this task is Sanja Šabović.
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#brainteasers #math #numbermania
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Otto Stern

Died 17 Aug 1969 at age 81 (born 17 Feb 1888).German-American scientist and winner of the Nobel Prize for Physics in 1943 for his development of the molecular beam as a tool for studying the characteristics of molecules and for his measurement of the magnetic moment of the proton.
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