What hides this 3D image?

Stereogram - 3D Image
Category: 
Correct Answers: 
95
Points: 
1

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.
Category: 
Correct Answers: 
8
Points: 
4

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: 
15
Points: 
1

Calculate the number 429

NUMBERMANIA: Calculate the number 429 using numbers [4, 8, 6, 7, 35, 320] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
1
Points: 
10

Calculate the number 1074

NUMBERMANIA: Calculate the number 1074 using numbers [4, 4, 7, 4, 21, 995] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
0
Points: 
10
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