Mathematics, 24.09.2019 02:30 andy6128
Six hundred paving stones were examined for cracks, and 15 were found to be cracked. the same 600 stones were then examined for discoloration, and 27 were found to be discolored. a total of 562 stones were neither cracked nor discolored. one of the 600 stones is selected at random. a. find the probability that it is cracked, discolored, or both b. find the probability that it is both cracked and discolored c. find the probability that it is cracked but not discolored p(a ո bc)
Answers: 3
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Six hundred paving stones were examined for cracks, and 15 were found to be cracked. the same 600 st...
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