The price of a commodity is increased by 20% according to the cost price, and then it is sold at a 10% discount. The price is 270 yuan. What is the cost price of this commodity______ Yuan

The price of a commodity is increased by 20% according to the cost price, and then it is sold at a 10% discount. The price is 270 yuan. What is the cost price of this commodity______ Yuan

Suppose the cost price of this commodity is x yuan, from the meaning of the question: 0.9x (1 + 20%) = 270, the solution: x = 250