# What is 7+3?

## Find the right 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:

2

Points:

9

## Calculate the number 3144

NUMBERMANIA: Calculate the number 3144 using numbers [9, 7, 2, 6, 55, 176] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

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Correct Answers:

0

Points:

10

## What is the father doing now?

The mother is 21 years older than the son, and in 6 years time she will be 5 times as old as the son. What is the father doing now?

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Correct Answers:

1

Points:

10

## Calculate the number 2341

NUMBERMANIA: Calculate the number 2341 using numbers [7, 7, 2, 9, 83, 197] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

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Correct Answers:

0

Points:

10