Calculate the number 3159

NUMBERMANIA: Calculate the number 3159 using numbers [7, 9, 4, 7, 75, 799] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
0
Points: 
10

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.
Category: 
Correct Answers: 
6
Points: 
5

Determine the value of the number ABCDE

Determine the value of the number ABCDE
Category: 
Correct Answers: 
0
Points: 
10

How many squares?

Finding the number of possible squares in this picture
Category: 
Correct Answers: 
35
Points: 
1

Calculate the number 570

NUMBERMANIA: Calculate the number 570 using numbers [8, 1, 9, 3, 15, 446] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
1
Points: 
10
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