OG12 DS的23题 The profit from the sale of a certain appliance increases,though not proportionally,with the number of units sold.Did the profit exceed $4 million on sales of 380,000 units? (1)The profit exceeded $2 million on sales of 200,000 units (2)The profit exceeded $5 million on sales of 350,000 units 各位高手,谁能用中文解释一下这道题如何做