Posted by emma on Monday, March 15, 2010 at 8:25pm.
It takes Tammy 45 minutes to ride her bike 5 miles. At this rate, how long will it take her to ride 8 miles?

math  Ms. Sue, Monday, March 15, 2010 at 8:29pm
45/5 = 9 minutes per mile
8 * 9 = ?