Permutations Practice Worksheet
A Grade 10 math worksheet focusing on understanding and calculating permutations.
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Permutations Practice Worksheet
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Read each question carefully and provide the best answer. Show all your work for full credit.
Understanding Permutations
1. What is the key difference between a permutation and a combination?
2. The formula for permutations of n items taken r at a time is P(n, r) = .
3. Which of the following scenarios involves a permutation?
Choosing 3 toppings for a pizza.
Selecting a committee of 5 students from a class of 20.
Arranging 4 different books on a shelf.
Picking 2 cards from a deck of 52.
4. Calculate the number of permutations of 7 items taken 3 at a time. Show your work.
5. A security code consists of 4 distinct digits. How many different security codes can be formed using digits 0-9?
6. The number of permutations of n items taken n at a time is n! (n factorial).
True
False