Teniellecurrently walks to school from her apartment, which is 1.3 miles away from her first class. She typically walks at a speed of 3 miles per hour. She is considering buying a used bicycle from Deseret Industries to ride to campus. Tenielle assumes that if she were riding a bike, she could go about 7miles per hour.

How many minutescould Tenielle savegetting to class each morning if she were to ride the bike?