Express ink costs ($10,500) to operate printer services offered free to Chem majors over 1.5 years.
Data and analysis
Page counts |
Dates |
Count of |
Avg pages per months |
At 1.92 cents/ page, |
At 3 cents/page |
|---|---|---|---|---|---|
300,000 |
May 2011 - Dec 2012 |
20 months |
15,000 pages /month |
$5,800 |
n/a |
240,000 |
Dec 2012 - Feb 2014 |
15 months |
16,000 pages/ month |
$4,600 |
|
Total: 540,000 |
May 2011 - Feb 2014 |
35 months |
15,430 pages/ month |
$10,569 |
|
Printer's initial cost, including 3 year warranty: $2,500
Maintenance kit (10 have been installed so far): $86.40 each
Thus, $3,364 spent so far on hardware.
Paper costs NOT included.
Usage Dec 2012 - Feb 2014
Ink Stick color |
Use |
6 Sticks per package |
Cost per package |
Total costs |
|---|---|---|---|---|
Cyan |
28 |
4.67 |
$69.65 |
$325.26 |
Magenta |
24 |
4.00 |
$69.65 |
$278.60 |
Yellow |
22 |
3.67 |
$69.65 |
$255.62 |
Black |
76 |
12.67 |
$221.40 |
$2,805.14 |