The first 1, Xiaohua reads a book, reading 6 pages a day, and reading it in 4 days. (1) If you read 8 pages a day, how many days can you finish it?
(2) If he finishes reading this book in three days, how many pages will he read on average every day?
2.4 17 xiangdong primary school students enter the library by bus. Is eight cars enough?
An article contains 500 words. Uncle Ding enters 75 words per minute on average. Can he finish it in six minutes?
4. Volleyball 34 yuan, football 46 yuan and basketball 58 yuan.
How much does it cost to buy four footballs?
(2) Can 500 yuan buy eight basketballs?
(3) I bought five volleyballs and gave them to 200 yuan. How much should I get back?
5. Students cleaned, and three students cleaned 12 pieces of glass.
(1) According to this calculation, how many pieces of glass can six students clean?
(2) There are 36 pieces of glass in the classroom. How many students does a classroom need?
6, 8 boxes of bees can brew 48 kilograms of honey. According to this calculation, how many Jin of honey can 24 boxes of bees brew?
7. Tofu Workshop uses 5 kilograms of soybeans to make 20 kilograms of tofu. According to this calculation, how many kilograms of tofu can 75 kilograms of soybeans make?
8. The worker's master is going to do electric welding for the electric car, with 6 people in each group, which can be divided into 6 groups. If there are 9 people in each group, how many groups can they be divided into?
9. Xiao Lin made eight triangles with a stick. If you make a square with these sticks, how many can you make?
10, each desk and chair has two students, and the school has bought 200 new desks and chairs. A * * *, how many students can sit?
extreme
1, Xiaoling goes to junior high school. Go to school for 7 minutes every day, with an average of 185 meters per minute. What is the distance from Xiaoling's home to school? 2. Electricity * 4 movies are shown every day. A maximum of 278 tickets are sold for each game. How many people watch movies at most every day?
3.400 students went for an outing in 7 cars. The first six cars each carry 57 students. How many students does the seventh bus take?
4. The stands of the sports ground are divided into 8 zones, each zone has 604 seats. How many seats are there on the playground?
5. There are three sets of Little Scientist series in the school library. How much did each set of 280 yuan cost?
6. Visit the Science and Technology Museum. Tickets are for each person in 8 yuan, and 29 people come to visit. Is it enough to bring 250 yuan? If 92 people visit, will 700 yuan buy enough tickets? What about 800 yuan?
7. Mom spent 18 yuan to buy three bowls. How much does it cost to buy eight identical bowls?
8.1How many bowls can 8 yuan buy and 30 yuan buy?
9. Kobayashi read a story with 24 pages of headlines a day.
(1) How many pages can you read in seven days at this rate?
At this rate, the book has 64 pages. How many days can I finish reading it?
10, Uncle Wang picked 180 Jin of apples. A box can hold up to 32 kilograms. Can six boxes hold it?
Tisso
1, all grades of Sunshine Primary School 136 students. How many students are there in a grade in the whole school? Xiaojun's home is 400 meters away from the school. He walks 65 meters per minute. Can he walk from home to school in seven minutes?
3. The height of the three math books is 18mm. If there are 30 math books, how high are they?
4. Make a picture frame 30cm long and 26cm wide for a picture. What is the circumference of the photo frame at least?
5. Make a big rectangle with two rectangles 4 cm long and 3 cm wide. What is the circumference of a big rectangle?
6. The playground of Xiangyang Primary School is rectangular, with a length of100m and a width of 65m. Xiao Qiang ran around the playground twice. How many meters did Xiao Qiang run?
7. There are 3 students1person and 2 teachers. Each ship is limited to four people. How many boats should I rent at least?
8. A pair of China chess 16 yuan, a pair of checkers 12 yuan, and a pair of Go is three times the sum of a pair of China chess and a pair of checkers. Xiao Ming takes 80 yuan, is it enough to buy a pair of Go?
9. The students proposed to donate 400 books to "Hand in Hand" school. 58 books were donated from grade one to grade six. How many books do I have to donate to reach 400?
Planting trees in spring. Plant 12 in the fifth grade and 16 in the sixth grade. The number of trees planted in the whole school is three times that of the fifth and sixth grades. How many trees have been planted in the whole school?