It took Xiaoming 15 minutes to get to the school 1.08 kilometers away from home. What's the speed on Xiaoming's way to school?

1080÷15=72

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1. Xiaoming's distance from home to school is 1000 meters. It takes 15 minutes for Xiaoming to go to school and 25 minutes for Xiaoming to go home from school. What's the average speed for Xiaoming to and from school How many?
2. It takes Xiaoming 50 minutes to walk from home to school and 15 minutes by bike. One day, Xiaoming set out on foot from home and went to school 20 minutes away from home The grandmother's house on the same route went to pick up the bike and continued to drive to the school. If he didn't remember the time of picking up the bike, how many minutes did Xiao Ming spend from home to school on this day?
3. It takes Xiaoming 10 minutes to walk from home to school and 15 minutes to return. The average speed of Xiaoming's round trip from home to school is as follows
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5. Xiao Ming gets up in the morning to brush his teeth, wash his face for 8 minutes, eat breakfast for 15 minutes, and walk from home to school for 10 minutes. When is the latest time for him to get up
6. It took Xiaoming 15 minutes and Xiaodong 20 minutes to walk from the school to the library. Xiaoming's speed is a fraction of Xiaodong's
7. Xiaoming and Xiaoqiang each have some books. If Xiaoming gives Xiaoqiang five books, they will have the same number. If Xiaoqiang gives Xiaoming five books, how many more books will Xiaoming have than Xiaoqiang
8. Xiao Ming is 7 kilometers away from his grandmother's home. He is going to take a taxi. It costs 6 yuan per kilometer within 2 kilometers and 1.2 yuan per kilometer over 2 kilometers. How much does Xiao Ming have to pay?
9. Xiaoming finds out that the journey is x (km) by taking a taxi, and Xiaoming finds out that the journey is x (km) & nbsp; the cost is the Yuan & nbsp & nbsp & nbsp & nbsp; the & nbsp & nbsp & nbsp; the & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; 3.5 & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; 5 + 3 please use X for y
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11. Xiaoming's journey from home to school is 540 meters. It takes him 9 minutes to go to school, and it takes him 3 minutes less to go home than to go to school? It's wrong. 540 △ 9 = 60m, 540 △ 6 = 90m (90 + 60) △ 2 = 75m. This answer is wrong. The great Xia can help me see where it is wrong. The correct answer is 540 × 2 △ 9 + 6 = 72m
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