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OpenStudy (anonymous):
Jack rolls a number cube twice. What is the probability that the sum of the 2 rolls is less than 8, given that the first roll is a 4?
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OpenStudy (bloomlocke367):
Okay, so you know that the first role has to be 4, and you're looking for less than 8, so the second role has to be less than 4. Does that make sense?
OpenStudy (anonymous):
yes
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