(a) There was terrible traffic on the highway, and Kiran drove to work at 15 miles per hour. How fast would he need to drive home for the average speed for his round trip commute to be 25 miles per hour? (b) Seetha drove to work at 30 miles per hour. How fast would she need to drive home for the average speed for her round trip commute to be 60 miles per hour?
(b) Seetha drove to work at 30 miles per hour. How fast would she need to drive home for the average speed for her round trip commute to be 60 miles per hour?
