## MathThese 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 1 to 10. |

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## How many circles contain the white dot?

How many circles contain the white dot?Correct answers:

**17**The first user who solved this task is

**Eugenio G. F. de Kereki**.#brainteasers #math #riddles

## Calculate the number 484

NUMBERMANIA: Calculate the number 484 using numbers [6, 1, 6, 8, 43, 404] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

**7**The first user who solved this task is

**Nílton Corrêa De Sousa**.#brainteasers #math #numbermania

## Find number abc

If 82b0a - bb110 = 1bcaa find number abc. Multiple solutions may exist.Correct answers:

**16**The first user who solved this task is

**Nílton Corrêa De Sousa**.#brainteasers #math

### Technology

Three men are sitting naked in the sauna. Suddenly there is a beeping sound. The first man presses his forearm and the beeping stops. The others look at him questioningly.

"That's my pager," he says. "I have a microchip under the skin of my arm."

A few minutes later a phone rings. The second man lifts his palm to his ear.

When he finishes he explains, "That's my mobile phone. I have a microchip in my hand."

The third man, feeling decidedly low-tech, steps out of the sauna. In a few minutes he returns with a piece of toilet paper extending from his rear.

The others raise their eyebrows.

"I'm getting a Fax," he explains

## Calculate the number 2544

NUMBERMANIA: Calculate the number 2544 using numbers [9, 9, 8, 3, 26, 294] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

**8**The first user who solved this task is

**Thinh Ddh**.#brainteasers #math #numbermania

## MAGIC SQUARE: Calculate A-B+C

The aim is to place the some numbers from the list (2, 3, 5, 9, 21, 24, 28, 55, 58, 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:

**8**The first user who solved this task is

**Nílton Corrêa De Sousa**.#brainteasers #math #magicsquare

## Find number abc

If ac31a - 3bbb9 = ca7b9 find number abc. Multiple solutions may exist.Correct answers:

**17**The first user who solved this task is

**Nasrin 24 T**.#brainteasers #math

## What is the missing number?

What is the missing number?Correct answers:

**61**The first user who solved this task is

**Fazil Hashim**.#brainteasers #math #riddles

## Calculate the number 3388

NUMBERMANIA: Calculate the number 3388 using numbers [9, 3, 8, 4, 56, 214] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

**4**The first user who solved this task is

**Thinh Ddh**.#brainteasers #math #numbermania

## Find number abc

If acc47 + ba878 = 8baba find number abc. Multiple solutions may exist.Correct answers:

**20**The first user who solved this task is

**Nílton Corrêa De Sousa**.#brainteasers #math

## Calculate the number 3473

NUMBERMANIA: Calculate the number 3473 using numbers [4, 5, 8, 7, 28, 365] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

**11**The first user who solved this task is

**Nílton Corrêa De Sousa**.#brainteasers #math #numbermania