Permutations and Combinations
Jharkhand Board · Class 11 · Mathematics
Practice quiz for Permutations and Combinations — Jharkhand Board Class 11 Mathematics. MCQs and questions with answers to test your preparation.
Interactive on Super Tutor
Studying Permutations and Combinations? Get the full interactive chapter.
Quizzes, flashcards, AI doubt-solver and a step-by-step study plan — built for practice quiz and more.
1,000+ Class 11 students started this chapter today
Quick Quiz: Permutations and Combinations
0/4Tap an answer to check it instantly. No sign-up needed for these 4.
What is the fundamental principle of counting?
What does the notation 5! represent?
What is the number of permutations of 4 different objects taken 2 at a time (without repetition)?
In a combination, what is unique about the order of selection?
Sample Questions
What is the relationship between nPr and nCr?
Show answer
nPr = nCr × r!
Permutations (nPr) equal combinations (nCr) multiplied by the factorial of r, representing the number of ways to arrange r selected objects.
What is 0! defined as?
Show answer
1
By mathematical definition, 0! is defined as 1, which helps maintain consistency in factorial calculations.
In the formula nCr, what does 'r' represent?
Show answer
Number of objects being selected
In the combination formula nCr, 'r' represents the number of objects being selected from a total of 'n' objects.
What does the multiplication principle help us calculate?
Show answer
Total number of ways multiple independent events can occur
The multiplication principle helps calculate the total number of ways multiple independent events can occur by multiplying the number of ways each event can happen.
+94 more questions available
Practice AllFrequently Asked Questions
What are the important topics in Permutations and Combinations for Jharkhand Board Class 11 Mathematics?
How to score full marks in Permutations and Combinations — Jharkhand Board Class 11 Mathematics?
Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
More resources for Permutations and Combinations
Important Questions
Practice with board exam-style questions
Syllabus
What topics to cover
Revision Notes
Key points for last-minute revision
Study Plan
Step-by-step plan to ace this chapter
Flashcards
Quick-fire cards for active recall
Formula Sheet
All formulas in one place
Chapter Summary
Understand the chapter at a glance
Concept Maps
See how topics connect visually
NCERT Solutions
Every textbook question solved step by step
For serious students
Get the full Permutations and Combinations chapter — for free.
Quizzes, flashcards, AI doubt-solver and a step-by-step study plan for Jharkhand Board Class 11 Mathematics.