medium · GMAT Quant
A real estate firm evaluates 20 properties. 8 properties are commercial and 12 are residential. Exactly 2 commercial properties and 3 residential properties were sold within 30 days.
If a property is selected at random and it is known to have been sold within 30 days, what is the probability it was a commercial property?
- dfrac110
- dfrac14
- dfrac25
- dfrac35
- dfrac212
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