Which three letters are missing?

Author: Price Valiant (Serbia)
Category: 
Correct Answers: 
9
Points: 
2

Calculate the number 4160

NUMBERMANIA: Calculate the number 4160 using numbers [2, 3, 3, 3, 11, 826] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
1
Points: 
10

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.
Category: 
Correct Answers: 
1
Points: 
10

Calculate the number 1141

NUMBERMANIA: Calculate the number 1141 using numbers [5, 5, 3, 9, 55, 631] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
6
Points: 
5

Which number should replace the question mark?

Which number should replace the question mark? Author: Sumbul Azeem
Category: 
Correct Answers: 
118
Points: 
1
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