The equation y=0.8x represents the distance Henry hikes in miles over time in hours. The graph
represents the rate that Clark hikes. Determine which hiker is faster. Complete the explanation.
15
14
13
12
11
10
3
1
0
Distance (mi)
0123
Clark
Time (h)
5 6 7 8 9 10 11 12 13 14
Henry's unit rate is 1.3
So, Clark is faster.
miles per hour. Clark's unit rate is
►
miles per hour.