Long description
|
Number of teams of stevedores working |
|||
|
1 |
2 |
3 |
4 |
(a) Average number of ships arriving per shift |
5 |
5 |
5 |
5 |
(b) Average time each ship waits to be unloaded (hours) |
7 |
4 |
3 |
2 |
(c) Total ship hours lost per shift (a) times (b) |
35 |
20 |
15 |
10 |
(d) Estimated cost per hour of idle ship time |
$1,000 |
$1,000 |
$1,000 |
$1,000 |
(e) Value of ship’s lost time or waiting cost © times (d) |
$35,000 |
$20,000 |
$15,000 |
$10,000 |
(f) Stevedore team salary, or service cost |
$6,000 |
$12,000 |
$18,000 |
$24,000 |
(g) Total expected cost, sum of (e) and (f) |
$41,000 |
$32,000 |
$33,000 |
$34,000 |
A note against the stevedores team salary reads "Stevedore team salaries are computed as the number of people in a typical team (assumed to be 50) times the number of hours ...
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