The cost of a commodity is a (a > 300) yuan. Originally, the price of a commodity was set at 22% of the cost increase. How much is the price of a commodity? Now, due to the overstock of inventory, the price is reduced and the original price is used How much is the current price? How much is the profit?

The cost of a commodity is a (a > 300) yuan. Originally, the price of a commodity was set at 22% of the cost increase. How much is the price of a commodity? Now, due to the overstock of inventory, the price is reduced and the original price is used How much is the current price? How much is the profit?

The cost of a commodity is a (a > 300) yuan. The original price is set according to the increase of 22% of the cost. The price of each commodity is a * (1 + 22%) = 1.22a yuan
Now, due to the overstocking of inventory, the price is reduced by 10 yuan at 25% of the original price. The current price is 1.22a * 85% - 10 = 1.037a-10 yuan
Profit per piece = 1.37a-10-1.22a = - 0.183a-10 yuan
Because a > 300, so -0.183a-10