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निम्नलिखित प्रश्न दी गयी जानकारी पर आधारित हैं:
नीचे 450 छात्रों के बारे में जानकारी दी गयी है, जिन्होंने गणित, विज्ञान और सामाजिक विज्ञान में परीक्षा दी है:
छात्रों की कुल संख्या जो,
- सभी विषय में उत्तीर्ण हुए: 167
- विज्ञान में विफल हुए: 191
- गणित में विफल हुए: 199
- सामाजिक विज्ञान में विफल हुए: 175
- सभी विषय में विफल हुए: 60
- केवल विज्ञान में उत्तीर्ण हुए: 52
- केवल गणित में उत्तीर्ण हुए: 48
- केवल सामाजिक विज्ञान में उत्तीर्ण हुए: 62
कितने छात्र केवल दो विषय में विफल हुए?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDF2 विषय में विफल हुए, अर्थात केवल 1 विषय में उत्तीर्ण हुए
अतः, छात्र/छात्रा किसी भी 3 विषयों में से कोई एक में उत्तीर्ण हो सकता है → 52 + 48 + 62 = 162Last updated on Jun 11, 2025
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