Calculate the number 250

NUMBERMANIA: Calculate the number 250 using numbers [2, 5, 1, 7, 57, 138] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
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Correct Answers: 
2
Points: 
9

Calculate AxBxC

Determine the pattern, and calculate axbxc.
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Correct Answers: 
5
Points: 
6

CINEMANIA: Guess the movie title

Film was made in 2000.
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Correct Answers: 
2
Points: 
10

What number comes next?

Look at the series (123, 36, 618, 848, 8256, 8480), determine the pattern, and find the value of the next number!
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Correct Answers: 
28
Points: 
1

What is hidden in the stereogram?

Stereogram - 3D Image
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Correct Answers: 
71
Points: 
1
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