NOTE: These figures are averages drawn from the U.S. Department of Agriculture's 2013 Annual Report Expenditures on Children by Families. (PDF) College costs assume four years of college, and are averages drawn from the report Trends in College Pricing: 2013, (PDF) compiled by The College Board.
Printer ink, the simple black liquid that people have been using for centuries. How much does Ink really cost? Weâll take an HP 564 black cartridge. This particular cartridge can hold 12 ML of ink. OEM priced at $12.99, we can factor that the ink inside is worth 92 cents per ML.
NOTE: If test page prints then the printer is functioning normally and the problem can be isolated to an ink cartridge. Replace ink cartridge and retest. Deskjet 500, 510, 520 series printers (HP 26 black ink cartridge) Deskjet 550c, 560c series printers (HP 25, 26 ink cartridges)