Question: What is the unit rate? 20 chairs in 2 rows

Answer: 10

Question: What is the unit rate? 80 inches of snow over 10 days

Answer: 8

Question: What is the unit rate? 45 customers in 9 checkout lanes

Answer: 5

Question: What is the unit rate? 63 peaches in 7 bowls

Answer: 9

Question: What is the unit rate? 480 hours of work in 12 weeks

Answer: 40