Profit = Selling Price - Cost Price Total cost price for the 100 yams = 100 x GH₵ n = GH₵ 100n Total selling price for the 100 yams = 100 x GH₵ m = GH₵ 100m Profit = Selling Price - Cost Price Profit = GH₵ 100m - GH₵ 100n Factorize GH₵ 100 out Profit = GH₵ 100(m - n)