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12.6 combinations 2
1. Daily Homework Quiz For use after Lesson 12. 6
Find the number of combinations.
1. 12C5 2. 25C2
β’ Have a book to read or something to
work on for when you finish your
homework.
β’ You will have time to study for your
quiz and work on late work today or
other homework today.
2. Daily Homework Quiz For use after Lesson 12. 6
Find the number of combinations.
1. 12C5
ANSWER 792
2. 25C2
ANSWER 300
β’ Have a book to read or something to
work on for when you finish your
homework.
β’ You will have time to study for your
quiz and work on late work today or
other homework today.
4. Essential Questions
β’ What are the differences between
permutations and combinations?
β’ What are the differences between odds
and probability?
β’ How is probability used to make
predictions?
β’ What are the differences between
experimental and theoretical probabilities?
5. β’ For the All-Star softball team, 4 players
were chosen from the eligible players on
each team. The Mighty Titans had 10
eligible players. How many different All-
Star team selections could have been
chosen? (remember β order is not
important)
β’ 10C4 = 210
6. β’ Four of 9 students will be selected for the
MathCounts competition. How many
different teams could be selected?
β’ 9C4 = 126