Lesson: Counting Outcomes with Restrictions Math in Focus • Singapore Math • Course 2 • Volume B • Common CoreMathematics
In this lesson, we will learn how to count the number of possible outcomes when we have restrictions.
Sample Question Videos
David’s password must be five characters long. He can use the digits 0 to 9, and cannot use the same digit more than once. How many different passwords could David create?
In how many ways can an odd number of 6 digits be formed using the numbers if no digits are to be repeated?
How many three-digit even numbers, with no repeated digits, can be formed using the elements of the sets ?