The cost of a commodity is a yuan. If it is sold at a price of 30% increase in cost, how much is the price of each commodity? Later, in order to reduce inventory, how much is the price at 85% of the original price? How much is the profit of each commodity?

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• 1. When a certain commodity is sold, the price is 1200 yuan. Later, due to the overstocking of commodities, the store is ready to sell it by 7% of the price, but it can still keep a profit margin of 5%. Then the purchase price of the commodity is 1200 yuan
• 2. A certain commodity will be sold at a price of 25% after the cost price is increased. Later, due to the overstocking of inventory, it needs to be reduced. If each commodity still wants to get 10% profit, it will be sold at a discount of the original price when the price is reduced. How to solve the equation with one yuan per time?
• 3. The purchase price of a certain commodity was 800 yuan, and the price was 1200 yuan when it was sold. Later, due to the backlog of the commodity, the store prepared to sell it at a discount Requirement: keep the profit no less than 5%. How much discount do you think the product can get at least?
• 4. A laptop was sold at a 20% increase in cost price at the beginning, and then it was sold at a 15% discount due to market reasons. After the price reduction, each laptop sold for 5100 yuan. Did you lose or make a profit when you sold one of these laptops? How much did you lose or make?
• 5. At first, a laptop was sold at a 20% increase in cost. Later, due to market reasons, it was sold at a 15% discount. After the price reduction, each laptop sold for 5100 yuan. Did you lose or make a profit? How much did you lose or make?
• 6. A commodity is priced at 20% profit, and then sold at a 15% discount to obtain a profit of 40 yuan for cost price
• 7. A laptop is priced at 125% of the cost price and then sold at a 10% discount to attract customers As a result, the profit of each computer is still 700 yuan. How much is the cost of this computer
• 8. A garment is sold at a 25% discount. How much is the price of the garment lower than the original price?
• 9. A commodity is sold at 65% off the original price______ %It's for sale at a reasonable price
• 10. The price of a commodity is 300 yuan, and the price is 450 yuan. In order to promote sales, it is sold at a lower price, but there is still 20% profit. How much discount is the commodity sold?
• 11. The cost of each commodity is a yuan, and the selling price is 22% higher than the cost. However, due to the overstock of inventory, it needs to be sold at 85% of the selling price How much profit can each piece make? (expressed in algebraic formula)
• 12. The cost price of a microwave oven is a yuan, and the sales price is 22% higher than the cost price. If the price is reduced by 60% due to overstocking, the actual price of each microwave oven is () A. A (1 + 22%) (1 + 60%) yuan B. A (1 + 22%) · 60% yuan C. A (1 + 22%) (1-60%) yuan d. A (1 + 22% + 60%) yuan
• 13. 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?
• 14. The cost of a commodity is a yuan per piece. After the price is increased by 22%, it is sold at 85% of the price because of the overstock in the warehouse, How much is the current price? How much is the profit per piece?
• 15. A store marked a certain type of air conditioner at a 20% increase in cost, and then sold it at a 15% discount. The current price is 5100 yuan A store price a certain type of air conditioner at 20% of the cost increase, and then 20% off the price. Now the price is 5100 yuan (1) How much is the cost of this type of air conditioner? (2) The store also launched a new sales plan, which can be divided into two payments. Customers pay a sum of money in advance when they buy, and the remaining part and its interest (annual interest rate is 4%) will be paid in one year. If the two payments are the same, how much yuan is payable each time?
• 16. The store adjusts the price of a certain commodity and sells it at 25% discount of the original price. At this time, the profit margin of the commodity is 9%, and the purchase price of the commodity is 500 yuan. Find the original price of the commodity
• 17. The store sells a kind of clothes at a discount in the new season. If you sell it at 25% off the original price, you can earn 159 yuan. If you sell it at 50% off the original price, you will lose 3 yuan. How much is the original price of the clothes
• 18. A commodity was originally priced at 800 yuan, but now it's on sale. For the first time, it's at a discount of 85%. After two days, it's sold at a discount of 70% on the basis of the first price reduction
• 19. The original price of a dress is 100 yuan, 10% off first, and then 15% off on the basis of the discount. The current price of this dress is () yuan
• 20. Find the basic formula of garment plate making I just learned, want to prototype board, such as: armhole depth, shoulder width, sleeve fat, upper circumference (armhole depth), back length (waist), collar circumference And so on