Lesson: Counting Outcomes with Restrictions Math in Focus • Singapore Math • Course 2 • Volume B • Common Core

Mathematics

In this lesson, we will learn how to count the number of possible outcomes when we have restrictions.

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Sample Question Videos

02:04

Worksheet: 25 Questions • 1 Video

Q1:

James’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 James create?

Q2:

In how many ways can an odd number of 6 digits be formed using the numbers if no digits are to be repeated?

Q3:

How many three-digit even numbers, with no repeated digits, can be formed using the elements of the sets ?

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