A company manufactures 15,000 units of product X per year. It has no beginning inventory but 5,000 units of ending inventory. The cost data is given below Direct materials: $5 per unit Direct labor: $4 per unit Variable manufacturing overhead: $3 per unit Fixed manufacturing overhead: $60,000 per year Based on the above information, the variable cost of goods sold of product X, under variable costing system is

		$120,000
		$50,000
		$90,000
		$160,000