Select the correct answer.
You are moving to a new apartment and need to hire a moving company. You've researched local moving companies and found these price options.
Hourly
Company
Flat Fee
Rate
Company A
$50
$25
Company B
$40
$30
Company C $60
$20
Company D
$150
$5
If you anticipate that it will take about 4 hours to move everything, what is the approximate percentage difference of the best and worst deals
according to their unit costs?
O A.
16%
B.
18%
○ C.
19%
O
D.
21%