Permutations and Combinations

Maths, HSSC-Punjab First Year. This chapter is split into 29 topics and has 647 practice questions. The topics covered are listed below, followed by 10 free sample questions from the chapter.

Topics in this chapter

1. Forming Numbers from Given Digits 22 questions
2. Arrangements with Objects Kept Together 22 questions
3. Factorial Notation 23 questions
4. Evaluating Combinations nCr 23 questions
5. Solving Combination Equations 27 questions
6. Words and Signals Without Repetition 21 questions
7. Permutations Definition and Notation 23 questions
8. Arrangements with Objects Not Together or Alternating 21 questions
9. Selecting Teams and Committees 22 questions
10. Factorial Equations and Simplification 25 questions
11. Intro and Fundamental Principle of Counting 25 questions
12. Circular Permutations Concept 22 questions
13. Permutation versus Combination 22 questions
14. Geometrical Applications of Combinations 28 questions
15. Solving Permutation Equations 21 questions
16. Round Table Seating Problems 20 questions
17. Permutations of Objects Not All Different 22 questions
18. Arrangements with Fixed Positions 21 questions
19. Songs, Menus and Choices in Real Life 20 questions
20. Repeated Letters with Conditions 20 questions
21. Complementary Combinations and Pascal's Rule 24 questions
22. Combinations Definition and Formula 23 questions
23. Mixed Counting Problems and Proofs 20 questions
24. Evaluating Permutations nPr 23 questions
25. Selection with Conditions 21 questions
26. Passwords and Lottery Applications 22 questions
27. Necklaces and Key Rings 20 questions
28. Permutations in Everyday Selection with Order 22 questions
29. Counting Arrangements of Repeated Letters and Objects 22 questions