Each question contains a statement followed by Quantity I and Quantity II. Read the contents clearly and answer your questions accordingly. प्रत्येक प्रश्न में एक कथन होता है जिसके बाद मात्रा I और मात्रा II दी गई है। कथन को स्पष्ट रूप से पढ़ें और उस पर आधारित प्रश्नों का उत्तर दें। A bag contains 7 black pens, 5 pink pens and 4 yellow pens. Quantity I: If 3 pens are drawn randomly, then find the probability of getting at least one pink pen? Quantity II: If 2 pens are drawn randomly, then find the probability of getting both the pens is either black or yellow? एक बैग में 7 काली पेन, 5 गुलाबी पेन और 4 पीली पेन हैं। मात्रा I: यदि 3 पेन को अनियमित रूप से चुनते हैं, तो कम से कम एक गुलाबी पेन होने की क्या संभावना होगी? मात्रा II: यदि 2 पेन अनियमित रूप से चुनते हैं, तो दोनों पेन के काले या पीले पेन होने की क्या संभावना होगी?
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