Office supply stores, such as Staples, Office Max, Office Depot, etc.
You can purchase a HP ink cartridge 57 from the store known as PC World in the United Kingdom or you can buy one from their website. Alternatively you could purchase one from the amazon shopping website.
31.92 is 57% of 56.
56 x 57 = 3192
56 plus 1 equals 57. == ==
57/4
-56 and -1 -56+(-1)=-57 -56*(-1)=56
Hewlett Packard 56 and 57 ink cartridges can be purchased from a number of retailers. These cartridges are sometimes available in a combination pack. The HP website is a great source for finding these cartridges as well as retailers like Staples, Office Depot, and Walmart.
58
The HP PhotoSmart 7150 printer uses the following 3 ink cartridges: #56 Black, aka C6657AN #57, Tri color, aka C6657AN #58, Photo, aka C6658AN
7 1/8 57/8 = 56/8 + 1/8 56/8 = 7 (because 7x8=56) :)
Mean = 61.857142... Median = 57 Mode = 56 Range = 27