If 60% of hardworking people are rich, 50% of people are hardworking, 90% of people with rich

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Question:

If 60% of hardworking people are rich, 50% of people are hardworking, 90% of people with rich parents are rich, and 20% of people have rich parents, what is the relative likelyhood of being hardworking vs. having rich parents, given that you are rich?