A clothing business sold two sets of clothing at the same time, a total of 336 yuan, please see below! A clothing merchant sold two sets of clothing at the same time, with a total of 336 yuan. One set made a profit of 20%, and the other set lost 20%. In this transaction, the merchant lost 14 yuan, seeking the cost of the two sets of clothing

A clothing business sold two sets of clothing at the same time, a total of 336 yuan, please see below! A clothing merchant sold two sets of clothing at the same time, with a total of 336 yuan. One set made a profit of 20%, and the other set lost 20%. In this transaction, the merchant lost 14 yuan, seeking the cost of the two sets of clothing

Let costs be x and Y respectively
120%X+80%Y=336
X+Y=336+14
X = 140, y = 210

A businessman sells two pieces of clothes for 120 yuan in one transaction. One makes 25% and the other loses 25%. In this transaction, does the businessman make or lose

120 (1 + 25%) = 96 (yuan) purchase price
120 ÷ (1-25%) = 160 (yuan) purchase price
160 + 96 = 256 (yuan) purchase price and
256 - 240 = 16 yuan

The selling price of a commodity is 150 yuan. The profit that a merchant can get from selling a commodity is 10% - 20% of the purchase price. What is the range of the purchase price
Do with inequality

150/(1-10%)