How much does this cost to the nearest dollar?

HP 61XL Tri-color High-yield Ink | Works with DeskJet 1000, 1010, 1050, 1510, 2050, 2510, 2540, 3000, 3050, 3510; ENVY 4500, 5530; OfficeJet 2620, 4630 | Eligible for Instant Ink |
Ensure your printing is right the first time and every time with Original HP Ink, which provides precision output so you can take pride in fade-resistant documents and brilliant images. Original HP Ink is engineered to work with HP printers to provide consistent quality, reliability and value This cartridge works with HP DeskJet 1000, 1010, 1050, 1051, 1055, 

Price is $40.00

Price: $39.99