The total cost of two kinds of goods is 200 yuan. Goods a and B are priced at 30% profit and 20% profit respectively 90% is sold, and the profit is still 27.7 yuan. What are the costs of a and B? It has to count And there should be a small mark Be neat Small label and small label alignment Formula and formula alignment

The total cost of two kinds of goods is 200 yuan. Goods a and B are priced at 30% profit and 20% profit respectively 90% is sold, and the profit is still 27.7 yuan. What are the costs of a and B? It has to count And there should be a small mark Be neat Small label and small label alignment Formula and formula alignment

@"Science tutor" answers questions for you. A and B two kinds of goods sold 200 + 22.7 = 227.7 yuan. The price of two kinds of goods is 227.7 / 90% = 253 yuan. The cost of a goods is {53 - [200 * 1 + 20%]} / (30% - 20%) = 130 yuan. The cost of B goods is 200-130 = 70 yuan