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Sue chooses a dress to wear when she goes out with her parents, but she can wear it only if her parents approve. The probability that she selects a black dress is 40%. The probability that sues parents approve when she chooses a black dress is 30%. What is the probability that sue chooses a black dress and her parents approve?

User Anise
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10% because 40-30=10, that’s all I got
User Nikhil Soni
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