You began membership in a new health and fitness club which has access to a dietician and personal trainer. They help you develop a special eight-week diet and exercise program. The data in the following table represents your weight, w, as a function of time, t, over an eight-week period.
Time (weeks)
0
1
2
3
4
5
6
7
8
Weight (lb)
150
144
143
141
140
137
137
132
129

Write the ratio of the change in weight for the first five weeks to the change in time for the first five weeks. Interpret the meaning of this ratio.
a.
StartFraction negative 13 Over 5 EndFraction, 5 pounds was lost in 13 weeks
b.
StartFraction 5 Over 13 EndFraction, 13 pounds was gained in 5 weeks
c.
StartFraction negative 13 Over 5 EndFraction, 13 pounds was lost in 5 weeks
d.
StartFraction 5 Over negative 13 EndFraction, 5 pounds was lost in 13 weeks