medium · GRE Quant
A two-way table from a public-health survey contains 45 people. 23 subscribes digitally, 24 reads daily, and 10 satisfy both conditions. If one person is selected at random from those who reads daily, what is the probability that the person subscribes digitally?
- 2/9
- 10/23
- 5/12
- 23/45
- 7/12
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