See what we can offer to your school
"SimpleStudy just makes sense...”
Get the best plan for your school
12 questions from this quiz
Different ways to order distinct objects
Yes, order matters in arrangements
6
Counting choices for each position
n×(n−1)×(n−2)×...×1n \times (n-1) \times (n-2) \times ... \times 1n×(n−1)×(n−2)×...×1
120
n!n!n!
24
Fill the restriction positions first
4!4!4! ways
As one single unit
4 units
Select your subjects, and get access to A+ resources today.