Question

Christina can paint 420 square feet in 105 minutes. Which unit rate describes the scenario?

4 square feet per minute

One-fourth square foot per minute

1 square foot per 4 minutes

1 square foot per One-fourth minute

Answer 1

To find the unit rate, divide total square feet by total minutes

Unit rate = 420 square feet /  105 minutes = 4 square feet per minute.

Answer: 4 square feet per minute