BRAIN TEASERS

# Math (page 4)

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 31 to 40.

## Find number abc

If cbac2 + ba090 = 1a1ca2 find number abc. Multiple solutions may exist.
#brainteasers #math

## Calculate the number 873

NUMBERMANIA: Calculate the number 873 using numbers [5, 8, 8, 7, 15, 823] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania

## Find number abc

If 88a4c - 29634 = c84bb find number abc. Multiple solutions may exist.
#brainteasers #math

### Hair pulling

A six year old comes crying to his Mother because his little sister pulled his hair.

"Don't be angry," the Mother says, "Your little sister doesn't realize that pulling hair hurts."

A short while later, there's more crying, and the Mother goes to investigate.

This time the sister is bawling and her brother says...

"Now she knows."

Jokes of the day - Daily updated jokes. New jokes every day.

## Calculate the number 2508

NUMBERMANIA: Calculate the number 2508 using numbers [3, 8, 4, 9, 87, 328] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania

## MAGIC SQUARE: Calculate A*B*C

The aim is to place the some numbers from the list (2, 7, 8, 10, 13, 28, 29, 31, 39, 40, 42) 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.
#brainteasers #math #magicsquare

## Find number abc

If bb5c7 - bb09c = a35 find number abc. Multiple solutions may exist.
#brainteasers #math

## Calculate the number 2768

NUMBERMANIA: Calculate the number 2768 using numbers [3, 8, 1, 3, 28, 673] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania

## Find number abc

If 9ca66 - 39b6b = a13c4 find number abc. Multiple solutions may exist.
#brainteasers #math

## Calculate the number 3587

NUMBERMANIA: Calculate the number 3587 using numbers [7, 4, 4, 9, 83, 718] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania

## MAGIC SQUARE: Calculate A*B+C

The aim is to place the some numbers from the list (7, 8, 11, 20, 21, 24, 49, 59, 66, 67, 70) 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.
#brainteasers #math #magicsquare
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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.