What is the chance the sun will set today?

Impossible

A

In between certain and impossible

B

Certain

C

Easy

< 1min

What is the chance of winning the lottery?

Easy

< 1min

What is the chance of hearing thunder after lightning?

Easy

< 1min

Is it certain that ice-cream will melt if it is left out in the sun?

Easy

< 1min

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