C104 He Helped His Sister Look after the Shop(2)

I was born slow-witted, so I didn't know anything about business. I didn't like to play digital games either. Confused, I asked, "What does 50% profit mean?"

"Idiot, you don't even know this?" Zhang Yao glared at me and explained, "For example, the price of this piece of clothing is 200 yuan. The price is 100 yuan and above 150 yuan. Then you can sell it. Do you understand? "

"Hehe