20. The table shows the numberof days you keep a rented movie before returning it and the total cost of renting the movie. Find the rate of change in cost with
Mathematics
kennedimancil4
Question
20. The table shows the numberof days you keep a rented movie before returning it and the total cost of renting the
movie. Find the rate of change in cost with repect to time and interpret its meaning.
Time (days)
4
5
6
Cost (dollars)
6.00
8.25
10.50
movie. Find the rate of change in cost with repect to time and interpret its meaning.
Time (days)
4
5
6
Cost (dollars)
6.00
8.25
10.50
1 Answer

1. User Answers mhanifa
Stepbystep explanation:
According to given table we have pairs of points:
 (4, 6.00), (5, 8.25), (6, 10.50)
The rate of change is:
 (8.25  6.00)/(5  4) = 2.25
or
 (10.50  8.25)/(6  5) = 2.25
It is 2.25 and the meaning is:
 Rental per day is $2.25