# What is abcdef?

## Calculate the number 6267

NUMBERMANIA: Calculate the number 6267 using numbers [8, 7, 1, 5, 92, 646] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

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Correct Answers:

0

Points:

10

## 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.

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Correct Answers:

24

Points:

1

## What number comes next?

Look at the series (1, 2, 11, 22, 121, 1012, 2101), determine the pattern, and find the value of the next number!

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Correct Answers:

27

Points:

1