How much does this cost to the nearest dollar?

65XL Ink Cartridge Combo Pack Replacement for HP Ink 65 HP 65XL High Yield Works with HP Deskjet 3700 3722 3752 3755 3772 2600 2622 Envy 5055 5000 5070 5052 5014 Printer (1 Black, 1 Tri-Color)
Compatible With DeskJet 2600, 2620, 2621, 2622, 2623, 2624, 2625, 2628, 2630, 2632, 2633, 2634, 2635, 2636, 2640, 2652, 2655, 2680; DeskJet 3700, 3720, 

Price is $31.00
Price: $30.99