Search found 1 match
The average speed -- 2.8 miles per hour -- must be BETWEEN the two individual rates (s and s+1). Thus, s = 2 miles per hour and s+1 = 3 miles per hour. This is a MIXTURE problem A rate of 2 miles per hour is being combined with a rate of 3 miles per hour to yield an average speed of 2.8 miles per h...
- by davidetav
Mon Dec 08, 2014 10:39 am- Forum: Problem Solving
- Topic: Cloudy and Sunny
- Replies: 9
- Views: 5307