## Brain Teasers (page 2)puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, sport... These are the tasks listed 11 to 20. |

## Calculate the number 1050

NUMBERMANIA: Calculate the number 1050 using numbers [7, 2, 2, 2, 16, 486] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers:

**6**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 (2, 5, 7, 16, 19, 21, 34, 55, 58, 60) 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 a5a47 - b71bc = c8785 find number abc. Multiple solutions may exist.Correct answers:

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

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

### Raffle prizes!

Bubba & Earl were in the local bar enjoying a beer when the decided to get in on the weekly charity raffle. They bought five tickets each at a dollar a pop.

The following week, when the raffle was drawn, each had won a prize. Earl won 1st prize, a year's supply of gourmet spaghetti sauce and extra-long spaghetti. Bubba won 6th prize, a toilet brush.

About a week or so had passed when the men met back in the neighborhood bar for a couple of beers. Bubba asked Earl how he liked his prize, to which Earl replied, "Great, I love spaghetti! How about you, how's that toilet brush?"

"Not so good," replied Bubba, "I reckon I'm gonna go back to paper."

## Which is a winning combination of digits?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.Correct answers:

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

**Nasrin 24 T**.#brainteasers #mastermind

## 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

## What a winning combination?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.Correct answers:

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

**Nasrin 24 T**.#brainteasers #mastermind

## 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

## 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