How much of the original price of a commodity will it be if the price is increased by 1 / 10 and then decreased by 1 / 10?

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• 1. The original price of a commodity was 100 yuan, but now it has been adjusted three times, and the price is increased by 1 / 10 each time. How much is the current price of this commodity?
• 2. When a store sells two items at the same time, it gets 120 yuan each. One of them earns 20% and the other loses 20%. Is it a profit or a loss to sell two items at the same time?
• 3. If you sell a commodity at a discount of 75%, you will lose 25 yuan. If you sell it at a discount of 10%, you will earn 20 yuan. What's the price?
• 4. When a store sells two items at the same time, it gets 120 yuan each. One of them earns 20% and the other loses 20%. Is it a profit or a loss to sell two items at the same time?
• 5. When a store sells two items at the same time, they are both 120 yuan. It is known that one item earns 20% and the other item loses 20%, so the store earns 20% when it sells these two items If a store sells two goods at the same time, the cost is 120 yuan. It is known that one of the goods makes 20% and the other loses 20%, then does the store make or lose? 9 (Note: the cost is 120 yuan)
• 6. The price of a commodity is 120 yuan. If you can reduce the price by 15%, you can earn 20 yuan; if you can earn 8 yuan, you have to reduce the price by ()%
• 7. A product is sold at a 10% discount. The current price is ()% of the original price, and the price is reduced by ()%
• 8. How much is the original price of a commodity after a 10% discount
• 9. The unit price of a commodity is 270 yuan after 8% price reduction. How much is the original price of this commodity
• 10. How much is the original price of a commodity if it is first increased by one ninth and then decreased by one ninth
• 11. A shopping mall adjusts the price of a commodity and sells it at 20% discount of the original price. At this time, the profit margin of the commodity is 10%. If the purchase price of the commodity is 1000 yuan, the purchase price of the commodity is () someone deposits 1000 yuan in the bank for two years. If the annual interest rate is 2.27%, the interest rate will be () yuan after two years. If the interest tax of 20% is deducted, the actual interest will be () yuan, and the bank will pay the depositor () yuan in total
• 12. A shopping mall adjusts the price of a commodity and sells it at 20% off the original price. At this time, the profit of the commodity is 240 yuan. If the purchase price of the commodity is 1000 yuan, the original price of the commodity is 100 yuan
• 13. The store adjusts the price of a certain commodity and sells it at a 20% discount of the original price. At this time, the profit margin of the commodity is 10%. The purchase price of the commodity is 1600 yuan. What is the original price of the commodity?
• 14. The store adjusts the price of a certain commodity and sells it at a 20% discount of the original price. At this time, the profit margin of the commodity is 10%. The purchase price of the commodity is 1600 yuan. What is the original price of the commodity?
• 15. If you adjust the price of a commodity and sell it at 20% discount, the profit margin of the commodity is 10%, and the purchase price of the commodity is 1600 yuan. How much is the price of the commodity? You need to explain the equation once a yuan
• 16. The store adjusts the price of a certain commodity and sells it at 20% off the original price. At this time, the profit margin of the commodity is 10 ‰. If the purchase price of the commodity is 1600 yuan, then the original price of the commodity is () A. 2200 yuan B. 1760 yuan C. 1280 yuan D. 1980 yuan
• 17. If the profit margin is 10%, the purchase price is 1600 yuan
• 18. The store adjusts the price of a certain commodity and sells it at a 20% discount of the original price. At this time, the profit margin of the commodity is 10%. The purchase price of the commodity is 1600 yuan. What is the original price of the commodity?
• 19. If the price of a commodity is 800 yuan and it is sold at 10% discount, it can still make a profit of 20%, then the purchase price of this commodity is______ Yuan
• 20. If the price of a commodity is 800 yuan, if it is sold at a 10% discount, it will still make a profit of 20%. Suppose the purchase price is x yuan, what will it be according to the equation?