standard_description: Understand that positive and negative numbers are used together to describe quantities having opposite directions or values (e.g., temperature above/below zero, elevation above/below sea level, credits/debits, positive/negative electric charge); use positive and negative numbers to represent quantities in real-world contexts, explaining the meaning of 0 in each situation.
problem_activity: Task
Lin rode a bike 20 miles in 150 minutes. If she rode at a constant speed,
How far did she ride in 15 minutes?
How long did it take her to ride 6 miles?
How fast did she ride in miles per hour?
What was her pace in minutes per mile?


aligns: no