Skip to content

Update

Muft Shiksha™ एक 100% Free Education Portal है 🇮🇳, जिसका उद्देश्य Class 9–12 के हर विद्यार्थी तक High-Quality Education को पूरी तरह मुफ्त पहुँचाना है। 🇮🇳 हम मानते हैं कि अच्छी शिक्षा किसी student की आर्थिक स्थिति पर निर्भर नहीं होनी चाहिए। 🇮🇳 हर विद्यार्थी को वही Quality Study Material, MCQs, Quizzes, Exam Preparation, Concept-Based Learning और Bilingual Support मिलना चाहिए, जो आमतौर पर महंगी Coaching या Premium Platforms में मिलता है। Muft Shiksha™ 🇮🇳 इसी सोच के साथ बनाया गया है

RELATED QUESTIONS

Union

Class 10 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsLet \(U=\{1,2,3,\ldots,40\}\), \(A=\{x:x\text{ is divisible by }4\}\), and \(B=\{x:x\text{ is divisible by }5\}\). What is \(n(A\cup B)\)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 11Medium MathematicsBy De Morgan’s law, what is (A∪B∪C)ᶜ equal to?Class 10SetsComplement of a Set and Its PropertiesLevel 11Medium MathematicsBy De Morgan’s law, what is \((A\cap B\cap C)^c\) equal to?Class 10SetsComplement of a Set and Its PropertiesLevel 11Medium MathematicsIf n(A ∪ B) = 126, n(A − B) = 47, and n(B − A) = 39, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 11Medium MathematicsIf n(A ∪ B) = 96, n(A) = 58, and n(A − B) = 29, what is n(B − A)?Class 10SetsVenn DiagramsLevel 15Medium MathematicsIf n(A ∪ B) = 73, n(A − B) = 28, and n(B − A) = 32, which statement is correct?Class 10SetsVenn DiagramsLevel 15Medium MathematicsIf n(A ∪ B) = 104, n(A − B) = 46, and n(A ∩ B) = 25, what is n(B − A)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 15Medium MathematicsAmong 90 students, 43 like Chemistry, 39 like Biology, and 18 like both subjects. How many like neither subject?Class 10SetsVenn DiagramsLevel 10Easy MathematicsIn a class, 63 students learn dance, 58 learn music, and 26 learn both. How many students learn at least one art?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsIf n(U)=160 and n(A∪B∪C)=127, how many elements belong to none of the three sets?Class 10SetsComplement of a Set and Its PropertiesLevel 10Easy MathematicsIf A={a,c,e,g,i} and B={b,c,d,g,j}, what is A∪B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 15Easy MathematicsIn a Venn diagram, n(A∪B)=98 and n(A∩B)=42. How many elements belong to exactly one of the two sets?Class 10SetsVenn DiagramsLevel 15Medium MathematicsIf A∩B=∅, n(A)=45, and n(B)=37, what is n(A∪B)?Class 10SetsVenn DiagramsLevel 15Easy MathematicsIf n(U)=96, n(A−B)=29, n(A∩B)=17, and n(B−A)=22, what is the number of elements outside A∪B in the Venn diagram?Class 10SetsVenn DiagramsLevel 15Medium MathematicsIf n(A) = 68, n(B) = 53, and n(A ∪ B) = 91, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 15Medium MathematicsIn a Venn diagram, n(U) = 110, n(A) = 57, n(B) = 49, and n(A ∩ B) = 21. What is n(A ∪ B)?Class 10SetsVenn DiagramsLevel 15Medium MathematicsIf n(A ∪ B) = 74, n(A − B) = 28, and n(B − A) = 19, what is n(A ∩ B)?Class 10SetsVenn DiagramsLevel 14Easy MathematicsIn a Venn diagram, n(U) = 85, n(A) = 42, n(B) = 36, and n(A ∩ B) = 14. How many elements are in neither set?Class 10SetsVenn DiagramsLevel 14Medium MathematicsIn a Venn diagram, n(A ∩ B) = 0 and n(A ∪ B) = 76. If n(A) = 31, what is n(B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Medium MathematicsGiven n(U)=140, n(A)=60, n(B)=55, n(C)=50, n(A∩B)=24, n(B∩C)=21, n(C∩A)=19, and n(A∩B∩C)=8, how many elements are in none of the sets?Class 10SetsVenn DiagramsLevel 14Medium