You can order a ton of combos at Chipotle. They advertise that there are 65,000 ways to order their meals. Do you think that is correct?
Here's an article on the permutations of Chipotle choices and the debate that evolved:
CCSS: 7.SP.5, 7.SP.6, 7.SP.7, 7.SP.8, HSS.CP.B.9
The activity: Are-you-going-to-like-this.pdf
For members we have an editable Word docx and our solutions.