The pricing rules of a taxi in a city are as follows: the journey does not exceed 3 kilometers, the starting price is 8 yuan; the extra part charges 1.2 yuan per kilometer, and a passenger gets out of the hotel Rent a car to the railway station and pay 17.6 yuan. How many kilometers is the distance from his hotel to the railway station

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• 1. The taxi pricing rules in a city are as follows: for a journey of less than 3km, the starting price is 8 yuan, and for more than 1.2 yuan per kilometer. One day, Mr. Li and three classmates went to the taxi A taxi paid 17.6 yuan to visit a student. How many trips did they take I'm sorry, but I don't have any
• 2. The charging standard of a city's taxi country is that the starting price of 3 km (including 3 km) is 5 yuan, and 2.4 yuan is added for every kilometer beyond 3 km. A passenger takes this taxi for X km. The formula of X is used to express the passenger's payment
• 3. The charge standard of a taxi company is 6 yuan within a kilometer, and 1.2 yuan per kilometer for the part more than 3 kilometers (1 kilometer for less than 1 kilometer). Xiao Zhang has to go to a place 6.5 kilometers away, and he should pay if he rents the car of a company_____ element Company B doesn't charge the starting price. It should be paid outside 6.5________ element If he goes 9.6 kilometers away, should he choose car a or B?
• 4. The following table shows the time difference between several cities and Beijing (the number with a plus sign indicates the time earlier than Beijing time at the same time) paris-7 Tokyo + 1 new york-14 If Beijing time is 8 p.m., what's Paris time? If it's 8:00 p.m. Beijing time and Xiao Ming is calling his friends in New York, do you think it's appropriate? There should be a formula
• 5. If there are two ways to charge mobile phone: the first way, the user's monthly phone fee: 10 yuan monthly rent plus 0.4 call fee per minute; The second way, the user's monthly fee: 25 yuan per month plus 0.2 yuan per minute 1. How long is the call time per month, and how much is the call cost of the two modes? Due to business needs, boss Zhang calls no less than 3 hours a month. Please help him figure out which one is cost-effective
• 6. Yesterday afternoon, Mr. Zhang assigned a math problem. In the evening, I racked my brains and couldn't figure out how to solve it, Fill in a poem My grandfather's 70th birthday is congratulated by all my relatives and friends. I wish my grandfather happiness and longevity. But my grandfather sighed () I'll stop him soon () grandfather, your body is stronger than young people!
• 7. I want to ask some math questions Find the rules and fill in the numbers: 0, 3, 8, (), (), 35
• 8. There are three people in the family. My father is three years older than my mother. Now the total age of the family is 80 years old. Ten years ago, the total age of the whole family was 51 years old. My daughter is now 80 years old______ I'm 40 years old
• 9. This year, the age of father and daughter is 52 years old. Six years later, the age of father is three times that of daughter. What are the ages of father and daughter?
• 10. The charging standard of a local telephone is: 30 cents for the first five minutes, and 20 cents for every minute after that. Uncle Wang pays 2 yuan and 70 cents after a call, and he calls for () minutes at most?
• 11. (1 / 2) the pricing rules of taxis in a city are as follows: if the distance is less than 3 kilometers, the starting price will be 8 yuan, and if the distance is more than 1.2 yuan per kilometer (1 / 2) the pricing rules of taxis in a city are as follows: if the distance is less than 3 kilometers, the starting price is 8 yuan, and if the distance is more than 1.2 yuan per kilometer, Mr. Gu and three students go to visit a sick student one day and take a taxi
• 12. The starting price of a taxi in a city is 10 yuan (that is, if the driving distance is less than 5km, you need to pay 10 yuan). If the driving distance is more than 5km, 1.2 yuan will be added for each additional 1km (no charge) Now someone takes a taxi from place a to place B and pays 17.2 yuan. How much is the distance from place a to place B?
• 13. The starting price of a taxi in a city is 8 yuan (the mileage is 2.5 km). After driving more than 2.5 km, the fare will increase by 1.2 yuan for every additional meter Xiaohua and his father took a taxi from home to the railway station. The meter showed 17.6 yuan. How many kilometers did they travel from home to the railway station? 2. Li Ping took a taxi for 18 kilometers. How much is the fare?
• 14. The charging standard of a taxi is: the starting price is 7 yuan (i.e. the driving distance is no more than 3km, you have to pay 7 yuan). After 3km, for every 1km increase, 2.4 yuan will be charged The charging standard of a taxi is: the starting price is 7 yuan (i.e. the driving distance is not more than 3km, you need to pay 7 yuan). After more than 3km, for every additional 1km, you will be charged 2.4 yuan (less than 1km is counted as 1km). If someone takes this kind of taxi and pays 19 yuan in total from place a to place B, what is the maximum distance from place a to place B?
• 15. Take a taxi in a certain city, the starting price is 10 yuan (that is, you need to pay 10 yuan for driving within 5 km). After reaching or exceeding 5 km, the price will be increased by 1.4 yuan for every 1 km (less than 1 km is counted as 1 km). Now someone takes this kind of taxi from place a to place B, and pays 19.8 yuan. How much is the maximum distance from place a to place B
• 16. The starting price of a taxi is 6 yuan (within 2.5 kilometers), and then 1.2 yuan for each kilometer. Yuanyuan pays 14.4 yuan from home to school, and her home is away from school How many kilometers is it? Add a school
• 17. The starting price of taxis in Xi'an (within 3 km) is 6 yuan. If the taxi is more than 3 km, it will be priced at 1.5 yuan per kilometer within 7 km. If the taxi is more than 7 km, it will be priced at 1.5 yuan per kilometer If the fare is increased by another 50%, how much is the fare when passengers take a taxi from Xi'an railway station to a place about 8 kilometers away
• 18. Taxis within 2km (including 2km) charge 5 yuan, and those over 2km charge 1.5 yuan
• 19. The starting price of a taxi is 7 yuan. For a distance of 3 kilometers or less, it costs 1.2 yuan per kilometer. Xiaoming pays 21.4 yuan for the distance from home to the gymnasium
• 20. Taxis in a city have different charging standards due to different models: the starting price of A-type taxis is 10 yuan, and the price is 1.2 yuan per thousand meters after 3km, The starting price of type B car is 8 yuan, and the price is 1.4 yuan per thousand meters after 3km (1) If you need to take a taxi to 20km, which type of taxi should you take from the perspective of cost saving? (A: type A costs 30.4 yuan, type B costs 31.8 yuan.) (2) Please calculate how many kilometers you take a taxi, and the cost of the two models is equal? (answer: 13 kilometers.) (3) If you take a type A or B taxi x (x > 3) km Guess: when x is in what range, it costs less to take type a taxi; when x is in what range, it costs less to take type B taxi? Note: (1) and (2) are to provide known conditions,