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Roll a unit (Posted on 2019-11-06) Difficulty: 3 of 5
A cube with edge length 7 units is painted on all faces. It is then cut into 73 unit cubes. These cubes are put in a bag, one is chosen at random and rolled.

What is the probability the side that faces up is painted?

No Solution Yet Submitted by Jer    
Rating: 1.0000 (2 votes)

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  Subject Author Date
solnSteven Lord2019-11-06 10:32:01
SolutionIn-the-head solution (spoiler)Charlie2019-11-06 10:31:12
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