Type a counter-example that would have to exist in order for the conclusion to be false.
5> 0, 6> 0, 12> 0, 16> 0, 20> 0, 100> 0.
Conclusion: All numbers are greater than 0.
Counterexample:
5> 0, 6> 0, 12> 0, 16> 0, 20> 0, 100> 0.
Conclusion: All numbers are greater than 0.
Counterexample: