The price of a certain type of mobile phone has been reduced for two consecutive times, from 1225 yuan to 625 yuan. Suppose the average percentage of each price reduction is x, and the equation is?

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• 1. The price of a commodity after two consecutive price cuts of 10% is a, and the original price of the commodity is a______ ．
• 2. If the price of a commodity is 486 yuan after two successive price reductions of 10%, the price before the price reduction is 486 yuan______ Yuan
• 3. The original price of a commodity is () A. M1.12 yuan b.1.12m yuan c.m0.81 yuan d.0.81m yuan
• 4. The original price of a commodity is a yuan, and the current price after two consecutive price cuts of 10% is a yuan___ element
• 5. The original price of a tape recorder is 300 yuan, which has been reduced by 1 / 5 for two consecutive times. How much is the current price?
• 6. The original price of a refrigerator is 3600 yuan. How much is the price after two successive price cuts of 1 / 10
• 7. After two consecutive price increases of 10% for refrigerators in a shopping mall, the price has been increased by 5%. Now the original price is restored, and the price should be reduced by at least x%. What is x Our formula 1 (1 + 10%) (1 + 10%) (1 + 5%) (1-x%) = 1 The result is that 21% of them don't have this answer. The option is a 22 B 23 C 24 D 25
• 8. A refrigerator in a shopping mall has raised its price by 5% after two consecutive increases of 10%. If it wants to restore its original price, it should be reduced by at least x% (x is an integer), then x is equal to? Explain step by step, don't go too far~ I said don't go too far
• 9. A kind of LCD TV, after 15% price reduction, has been reduced by 10%. Now the price is 3672 yuan. How much is the original price of this kind of TV? How to draw the isometric relationship between a drawing and a column?
• 10. The price of a suit has increased by 10% and decreased by 10%. Now the price is 198 yuan. What's the original price?
• 11. The price of a commodity has been raised by 10% twice in a row, and then reduced by 5%. What percentage of the original price is the current price
• 12. The price of a certain type of mobile phone after two consecutive price cuts of 10% is equivalent to that of the original price______ %．
• 13. A DVD player, the original price of 800 yuan, two consecutive 10% reduction, for the current price?
• 14. A TV set whose current price is ()% of the original price after two consecutive price cuts of 10%
• 15. After two successive price cuts of 10%, the current price of an electrical appliance is 810 yuan. How much is the original price? Don't talk nonsense if you don't know, don't mislead me!
• 16. The original price of a product is 600 yuan per piece. Due to two consecutive price cuts, the current price is 384 yuan. If the percentage of price cuts is the same, how much is the price cut each time?
• 17. If each air conditioner can make a profit of 180 yuan and each refrigerator can make a profit of 120 yuan, then how much yuan can Liming home appliance city make a profit from air conditioners and refrigerators every month? Sales volume of refrigerator in Liming home appliance city in June: 30 sets, sales volume of air conditioner: 45 sets Sales volume of refrigerator in July: 50, sales volume of air conditioner: 75 Sales volume of refrigerator in August: 45, sales volume of air conditioner: 60 Sales volume of refrigerator in September: 25, sales volume of air conditioner: 40 Sales volume of refrigerator in October: 10 units, sales volume of air conditioner: 30 units
• 18. There is an air conditioner. The original price is 1600 yuan. After the price increase, it will be sold for 2000 yuan. How much is the increase?
• 19. There is an air conditioner. The original price is 1600 yuan. After the price increase, it will be sold for 2000 yuan. How much is the increase?
• 20. There is an air conditioner. The original price is 1600 yuan. After the price increase, it will be sold for 2000 yuan. How much is the increase?