Question
Download Solution PDFयदि M और B दो समुच्चय हैं, जिससे M ∩ B में 15% है, M में 35% है और B में 25% है, तो M U B में कितने % हैं?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFसंकल्पना:
n(A ⋃ B) = n(A) + n(B) – n(A ⋂ B)
गणना:
यहाँ, n(M ∪ B) = 15% , n(M) = 35%, n(B) = 25%
n(M ⋃ B) = n(M) + n(B) – n(M ⋂ B)
⇒ n(M ⋃ B) = 35 + 25 - 15
= 45%
अतः विकल्प (3) सही है।
Last updated on Jun 30, 2025
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