Mathematics Class 9 Chapter 3: Sets and Relations
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Chapter summary
Chapter 3 of Mathematics for Class 9 is called "Sets and Relations". It covers 6 learning outcomes of the Federal Board syllabus. You will learn to: describe mathematics as the study of pattern, structure; identify sets and apply operations on three sets. Parhayi.com has 339 MCQs, 91 short questions and 29 long questions for this chapter.
Topics in this chapter
- Describe mathematics as the study of pattern, structure…
- Identify sets and apply operations on three sets…
- Verify and apply properties/laws of union and…
- Apply concepts from set theory to real world problems…
- Explain product, Binary Relations and its domain and range
- Recognize that a relation can be represented by table…
Sample questions
Try these questions from the chapter. The answers are for Premium students.
- Using the sets \(U=\{1,2,3,4,5,6,7,8,9,10\},\ A=\{1,6,8,9,10\},\ B=\{2,5,8,10\},\ C=\{1,2,4,6,7\}\), verify \(A\cup(B\cap C)=(A\cup B)\cap(A\cup C)\) by Venn diagrams. (3 marks)
- Among 47 customers of a bakery, 22 buy cake, 25 buy biscuits and x do both. If 8 do neither, find x. (3 marks)
- In a dhaba menu, a customer chooses one item from \(A=\{\text{Biryani},\text{Karahi},\text{Daal}\}\) and one from \(B=\{\text{Lassi},\text{Tea}\}\). Write all possible choices as \(A\times B\) and state how many choices there are. (3 marks)
What Premium gives you in this chapter
- 339 MCQs with answers and explanations
- 91 short questions with full answers
- 29 long questions with answers
- 14 Learn cards
- 10 Activities and games
- chapter tests that show your weak topics
Mathematics grows step by step. Read the rule, study one worked example, then solve similar questions yourself and check every step.
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