New Puzzle

 [Explanation] [Get Another Puzzle]

Question 1

Given numbers: 3, 3, 6, 9
Result of expression: 2
Number of possible orderings and choices of operators:

Question 2

Given numbers: 3, 5, 8, 9
Result of expression: 21
Number of possible orderings and choices of operators:

Question 3

Given numbers: 6, 6, 8, 9
Result of expression: 46
Number of possible orderings and choices of operators:

Questions and suggestions to Frank.Luebeck@Math.RWTH-Aachen.De.