A contractor purchased 7 dozen pairs of work gloves for 103.32 dollars. He incorrectly calculated the unit price at 14.76 per pair for his expense report. Let’s correct his work. Solutions. => 7 pairs for gloves for 103.32 dollars. Let’s find the cost of each pair of gloves. => 103.32 / 7 = 14.76 dollars. according to our solution, he has a correct answer. The only problem in his work is the Unit rate representation. => 14.76 dollars/pair