## Math (page 2)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 11 to 20. |

## Find number abc

If 7c55c + 4c756 = a27ba4 find number abc. Multiple solutions may exist.Correct answers:

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

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

## Calculate the number 5292

NUMBERMANIA: Calculate the number 5292 using numbers [6, 6, 6, 7, 83, 902] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

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

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

## MAGIC SQUARE: Calculate A+B*C

The aim is to place the some numbers from the list (11, 13, 18, 19, 21, 26, 33, 35, 40, 52) 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:

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

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

## Find number abc

If b3b2a - c2a33 = 60ba6 find number abc. Multiple solutions may exist.Correct answers:

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

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

## Calculate the number 3040

NUMBERMANIA: Calculate the number 3040 using numbers [6, 9, 2, 7, 71, 319] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

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

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

## Find number abc

If b89aa - 2b608 = a13cb find number abc. Multiple solutions may exist.Correct answers:

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

**Anas Diab**.#brainteasers #math

## Calculate the number 1190

NUMBERMANIA: Calculate the number 1190 using numbers [8, 6, 8, 5, 20, 615] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

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

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

## MAGIC SQUARE: Calculate A*B-C

The aim is to place the some numbers from the list (8, 12, 15, 16, 27, 31, 33, 34, 37, 40) 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:

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

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

## Find number abc

If 98015 - ba771 = a12cc find number abc. Multiple solutions may exist.Correct answers:

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

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

## Calculate the number 8208

NUMBERMANIA: Calculate the number 8208 using numbers [6, 7, 9, 3, 25, 807] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

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

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