$17700 including $550 in shipping charges from Mohawk CarpetMills on May 4. Carp

$17700 including $550 in shipping charges from Mohawk CarpetMills on May 4. Carpets valued at $1390 will be returned becausethey are damaged. The terms of sale are 2/10 n30 ROG. The shipmentarrives on May 26 and Empire wants to take advantage of the cashdiscount. By what date must Empire pay the invoice?