On a given day a hospital had 50 admissions.20 girls out of which 10 needed surgery and out of 30 boys that were admitted 20 needed surgeries.What is the probability of picking up a person requiring surgery?

• A. 05-06-2015 12:00:00 AM
• B. 01-02-2015 12:00:00 AM
• C. 03-05-2015 12:00:00 AM
• D. 02-06-2015 12:00:00 AM