## 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. |

## Calculate the number 5431

NUMBERMANIA: Calculate the number 5431 using numbers [2, 5, 4, 4, 82, 953] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

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

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

## Find number abc

If 1bc55 + 9a41b = 1b3a65 find number abc. Multiple solutions may exist.Correct answers:

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

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

## Calculate the number 1221

NUMBERMANIA: Calculate the number 1221 using numbers [4, 1, 8, 5, 29, 998] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

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

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

### Arrived safely

Mr. Johnson, a businessman from Wisconsin, went on a business trip to Louisiana. He immediately sent an e-mail back home to his wife, Jennifer to let her know he had arrived safely.

Unfortunately, he miss typed a letter and the e-mail ended up going to a Mrs. Joan Johnson, the wife of a preacher who had just passed away.

The preacher's wife took one look at the e-mail and promptly fainted. When she was finally revived, she nervously pointed to the message, which read: "Arrived safely, but it sure is hot down here."

## MAGIC SQUARE: Calculate A-B*C

The aim is to place the some numbers from the list (12, 13, 19, 29, 30, 36, 47, 48, 54, 73) 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:

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

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

## Find number abc

If 464bc - 250a7 = 2bacb find number abc. Multiple solutions may exist.Correct answers:

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

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

## Calculate the number 3216

NUMBERMANIA: Calculate the number 3216 using numbers [3, 5, 2, 4, 16, 982] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

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

**NĂlton CorrĂȘa de Sousa**.#brainteasers #math #numbermania

## Find number abc

If 3bba4 - 2c008 = 5b8c find number abc. Multiple solutions may exist.Correct answers:

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

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

## Calculate the number 1125

NUMBERMANIA: Calculate the number 1125 using numbers [5, 4, 3, 3, 43, 125] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

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

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

## MAGIC SQUARE: Calculate A*B-C

The aim is to place the some numbers from the list (4, 7, 8, 14, 17, 18, 32, 36, 39, 40, 84) 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

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

## Find number abc

If abb84 + 4a895 = cca9a9 find number abc. Multiple solutions may exist.Correct answers:

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

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