BRAIN TEASERS
Math (page 266)

Math (page 266)

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 2651 to 2660.
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MATH PUZZLE: Can you replace...

MATH PUZZLE: Can you replace the question mark with a number?
Correct answers: 366
The first user who solved this task is Linda Tate Young.
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MAGIC SQUARE: Calculate A*B*C

The aim is to place the some numbers from the list (1, 3, 8, 14, 16, 21, 30, 32, 37, 38, 82) 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: 27
The first user who solved this task is Linda Tate Young.
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#brainteasers #math #magicsquare
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Find number abc

If a3c33 - 113cb = 6b541 find number abc. Multiple solutions may exist.
Correct answers: 59
The first user who solved this task is Linda Tate Young.
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#brainteasers #math

A President Visits an Elementary School

After delivering a speech at an elementary school, the president lets the kids ask a few questions. One little boy, Joe raises his hand and asks, “How come you invaded Iraq without the support of the United Nations?”
Just as the president begins to answer, the recess bell rings and he says they’ll continue afterward. 25 minutes later the kids come back to class.
“Where were we?” says the president. “Oh, yes… do you kids have any questions?”
Another boy raises his hand and says, “I have three questions: First, why did you invade Iraq without support from the U.N.? Second, why did the recess bell go off 30 minutes early? And third, where is my buddy Joe?”

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Calculate the number 1168

NUMBERMANIA: Calculate the number 1168 using numbers [9, 2, 4, 2, 61, 472] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 30
The first user who solved this task is Linda Tate Young.
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#brainteasers #math #numbermania
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Find number abc

If 32b5c + c2a3a = aab5c9 find number abc. Multiple solutions may exist.
Correct answers: 59
The first user who solved this task is Linda Tate Young.
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#brainteasers #math
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Calculate the number 1994

NUMBERMANIA: Calculate the number 1994 using numbers [2, 5, 9, 4, 33, 311] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 25
The first user who solved this task is Linda Tate Young.
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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 (3, 5, 8, 9, 10, 11, 14, 19, 20, 53, 81, 88) 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: 39
The first user who solved this task is On On Lunarbasil.
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#brainteasers #math #magicsquare
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Find number abc

If b8291 + b424a = 1a2ac6 find number abc. Multiple solutions may exist.
Correct answers: 66
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #math
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Calculate the number 1399

NUMBERMANIA: Calculate the number 1399 using numbers [7, 3, 6, 7, 76, 499] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 29
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #math #numbermania
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Find number abc

If 75cc7 + a99ba = bc49b9 find number abc. Multiple solutions may exist.
Correct answers: 65
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #math
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Voyager 1

In 2006, Voyager 1, the most distant man-made object, reached 100 astronomical units from the sun - meaning 100 times more distant from the sun than is Earth - about 15,000 million km (9,300 million miles) from the sun. At such great distance, the sun is a mere point of light, so solar energy is not an option, but having a nuclear power source, Voyager 1 continues to beam back information. The spacecraft, launched nearly 30 years earlier, on 5 Sep 1977, had flown beyond the outer planets and reached the heliosheath, the outer edge of our solar system, where the sun's influence wanes. Voyager 1 continues traveling at a speed of about one million miles per day and could cross into interstellar space before 10 years later.«
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