What hides this stereogram?

What hides this stereogram?
Category: 
Correct Answers: 
69
Points: 
1

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: 
3
Points: 
8

Calculate the number 479

NUMBERMANIA: Calculate the number 479 using numbers [5, 2, 8, 8, 89, 295] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
0
Points: 
10

Calculate the number 7375

NUMBERMANIA: Calculate the number 7375 using numbers [9, 2, 6, 4, 66, 647] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
2
Points: 
9

Calculate the number 5589

NUMBERMANIA: Calculate the number 5589 using numbers [9, 7, 5, 5, 92, 658] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
0
Points: 
10
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