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Xiao Li's family went to catch the train and wanted to buy three cakes. It takes 16 minutes to make them now. It takes 5 minutes to cook one cake on both sides. Two cakes can be put in one pot at a time, so three cakes A chef said it only takes 15 points to use his brain. Do you know how to cook it
First put two pieces of cake in the pot, and cook them for 5 minutes. Then take out one piece and turn the other one over. At this time, put another piece together with the turned one. After 5 minutes, take out the one that has been baked on both sides, turn the other one over, and then put in the one that was taken out for the first time. After 5 minutes, it's all cooked. It took 15 minutes in total
Xiao Li and Xiao Hong have typing practice. Xiao Li has 131 words in 5 minutes and Xiao Hong has 105 words in 4 minutes. Which one of them is faster
131÷5=26.2
105÷4=26.25
So Xiao Hong plays faster
The three of them went to the teacher to help them with their lessons. Xiaoliang had six minutes, Xiaoxue four minutes and Xiaoli one minute. The total waiting time of the three was the least
How to arrange the order? What is the total waiting time
The least time to go to counseling, this is the least time
That is: first --- Xiaoli, then --- Xiaoxue, finally --- Xiaoliang
The total waiting time is: 1 + 1 + 4 = 6 minutes
Xiaohong and Xiaoli scored an average of 94 points in the math test again. Xiaohong scored 4 points more than Xiaoli. How many points did Xiaohong get
Experimental class, grade 4, Volume 1, unit 3: mixed operation, "two step mixed operation question without brackets"
One is 92 and the other is 96
94*2=188,188=92+96.
RELATED INFORMATIONS
- 1. Xiaoqiang scored 5 points more than 9 out of 8 in Xiaoli's test. How much did Xiaoli do in math?
- 2. (1) it's summer vacation. Xiao Li, her father and mother travel from Harbin to Guangzhou by train. What's the best route to choose______ Line______ Line. (2) what should I take from Beijing to Guangzhou______ The first train, along the way through the important railway hub is______ ．
- 3. Xiaoli takes a car from Qingdao to her grandmother's home in Huangdao. When she goes there, she passes the ring Bay expressway, the whole journey is about 84 kilometers, and when she returns, she passes the cross sea bridge, the whole journey is about 45 kilometers. The average speed of Xiaoli's car is 1.2 times of that of her return, but it takes 20 minutes more than that of her return 84/1.2x-45/x=20/60 Why 20 / 60?
- 4. One day, Xiao Hong and Xiao Li went shopping. The ratio of money they brought was 9:7. Xiao Hong spent 30 yuan and Xiao Li spent 50 yuan. When they left the mall, the ratio of money they had left was 2:1. How much money did they bring?
- 5. Xiaohong has m storybooks. Xiaoli has 5 more than Xiaohong, and Xiaohong has 4 more than Xiaofang. How many storybooks do Xiaohong, Xiaoli and Xiaofang have on average? Find the formula and write the equation
- 6. Xiao Li, Xiao Hong and Xiao Fang weigh 54 kg, 56 kg and 52 kg, respectively How many kilos are the three of them?
- 7. Xiao Hong has three more stamps than Xiao Li. If Xiao Hong gives Xiao Li three more stamps, whose stamps are more and how many more?
- 8. Xiaohong and Xiaoli have 112 stamps in total. The number of stamps of Xiaohong is six times that of Xiaoli. How many stamps do they each have
- 9. Xiao Hong: I walked 4 / 3km in 1 / 2H. Xiao Li; I walked 7 / 5km in 2 / 3H. Who can walk fast?
- 10. Xiaoli's books are 1.2 times of Xiaoqiang's books. If Xiaoli gives Xiaoqiang eight books, they will have the same number of books
- 11. Xiaohong, Xiaoli and Xiaoyu spent 23.75 yuan in the supermarket. Xiaoli and Xiaoyu spent 11.28 yuan in the supermarket. Xiaohong and Xiaoyu spent 13.15 yuan each
- 12. Dad works for 5 days and has a rest for 1 day, mom works for 3 days and has a rest for 1 day. On the 1st, mom and dad rest at home at the same time. On the 3rd, they rest at the same time? (it's better to have a formula
- 13. Xiao Hong's mother works 6 days in a row and takes 1 day off, while her father works 5 days in a row and takes 1 day off. On Tuesday, both parents are at home. What day should parents rest next time
- 14. Lulu's father and mother work in different units. October 1 is a day for father and mother to rest together. Father works for three days and has one day off, Mom works for 5 days and takes a day off. How many days do they have to rest together in this month
- 15. Dad takes a day off every 6 days and mom takes a day off every 7 days. If Mom and Dad take a day off at the same time on March 4, what month and day do they take a day off at the same time?
- 16. Since April 1, Xiaoming's mother has a day off every four days, and his father has a day off every six days. When his parents have a full day off, the whole family will go to the park together How many days before Xiao Ming's family can play together? The answer is 4, 12 or 5, 5? Why
- 17. Mother's age is four times that of Xiaoli now, and ten times that of Xiaoli six years ago. Please figure out the age difference between mother and Xiaoli?
- 18. Dad and mom take Xiao Ming to the park and buy a ticket of 17.5 yuan. It is known that an adult ticket is equal to three children's tickets. How much is an adult ticket?
- 19. Xiao Li and Xiao Ming compete in typing. Xiao Li's typing speed per minute is 1.2 times that of Xiao Ming. She also types 300 words. Xiao Li uses less than one minute. How many words do Xiao Li and Xiao Ming type each minute? Xiao Li and her father practice walking race. Dad walks 50 meters more than Xiao Li every minute. When Dad walks 1800 meters, Xiao Li just walks 1200 meters. How many meters does Xiao Li walk every minute?
- 20. Xiaoli has 14 more stamps than Xiaolan, which is exactly two-thirds of Xiaolan's. how many stamps does Xiaoli have