Lemma
EasyPermutations & combinations
OpenStax, Algebra and Trigonometry 2e §13.5 Counting Principles · Exercise 5 · Combinatorics · Permutations & combinations

Counting Principles · Exercise 5

Solve counting problems using the multiplication principle.

If you have three types of meat to make a sandwich (turkey, roast beef, and ham), and two types of bread (wheat and rye), how many different sandwiches with one kind of meat can be created?

Its source prints no answer for this problem, so there's nothing to check against.

~5 minWritten answer · check your work with Lemma

OpenStax, Algebra and Trigonometry 2e · §13.5 Counting Principles · Exercise 5

Stuck? A gentle nudge

No hints for this one.

Something off?
Workspace
Your working

Check your full solution

Attach photos of your pages (up to 3) or one PDF — or check what you typed above. Lemma reads the work and verifies the reasoning, not just the answer.

Your first check today doesn't need an account.

Your photos and PDFs are read once and not stored — only the transcription is kept.