standard_description: Use proportional relationships to solve multistep ratio and percent problems. Examples: simple interest, tax, markups and markdowns, gratuities and commissions, fees, percent increase and decrease, percent error.
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