99 × 100 / 99 + 99.99
Original formula = 99x0.99 + 0.99 + 99
=(99+1)x0.99+99
=100x0.99+99
=198
RELATED INFORMATIONS
- 1. A Book of 80 pages, has read 30 pages, has read less than the rest of the percentage? The answer is: (80-30-30) / (80-30) why?
- 2. "Fairy tale" has 100 pages, I have read 80 pages. (1) what percentage of the book has been read? (2) what percentage of the book is left
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- 5. Math problem: the original price of a dress is 899 yuan, the current price is 249 yuan. How much discount did he give?
- 6. A few math problems, very urgent! ① the current price of a dress is 33.4 yuan, which is 6.4 yuan cheaper than the original price. How much is the price reduction? ① The current price of a dress is 33.4 yuan, which is 6.4 yuan cheaper than the original price. How much is the price reduction? ② For a batch of grain, 40% of the total amount was transported in the first time and 112 packages were transported in the second time 75% of the total. How many packages are there in this batch of grain?
- 7. The original price of a dress is 15% off 1500. How much is the present price?
- 8. What's the current price
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- 10. A school plans to buy a number of computers. Now we know from two shopping malls that the price of each computer of the same model is 6000 yuan, and there is a certain discount for buying more computers. The preferential condition of shopping mall a is that the first computer will be collected at the original price, and the other computers will be given 25% discount. The preferential condition of shopping mall B is that each computer will be given 20% discount, and the cost of purchasing computers in which shopping mall is less than 1 yuan
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- 16. A mathematics test, the average score of the class is 91.2 points, known 21 girls, the average score of 92 points per person, boys
- 17. In a math test, the full score is 100, and the average score of 36 students in the class is 67 In a math test, the full score is 100, and the average score of 36 students in the class is 67. If the scores of a, B, C, D and E are removed, and the average score of the rest is 62, then the score of C in this test is 100____ . I can only calculate the total score and average score of ABCDE. How can I know the C score 8181818181 / 1818181818 - 818181 /1 81818=? |1/1001-1/1000|+|1/1002-1/1001|=? Simple calculation
- 18. The cost of a commodity is 80 yuan per piece. If it is sold at the original price, 100 pieces can be sold every day, and the profit of each piece is 15% of the cost. Later, it is sold at 90% of the original price, and the daily sales volume is increased to 1.5 times of the original. Then, compared with the money earned every day later, what you earn more is () A. The original B. later C. as much as D. can not be compared
- 19. The price of a commodity is reduced by 1 / 5 for the first time and 1 / 5 for the second time on the basis of the first time. The final price is 80 yuan. How much is the original price of this commodity?
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