Yes How many times will it take to complete?
2. The trapezoidal site covers an area of 90 square meters, with an upper bottom of 7 meters and a lower bottom of 1 1 meter. How high is it?
A workshop plans to produce 5480 parts in April. It has been produced for 9 days, and the production plan can be completed by producing 908 more parts.
Plan, how much is the average daily production in these 9 days?
4. Two cars, A and B, are driving in opposite directions from two places 272 kilometers apart. Three hours later, the distance between the two cars is still 17 km. A travels 45 kilometers per hour, and B travels how many kilometers per hour?
5. There are two classes in grade six in a school, and the average score of mathematics last semester is 85. There are 40 students in 6 classes (1), with an average score of 87.1; There are 42 students in Class Six (2). What is the average score?
6. Party A and Party B walk in opposite directions from the same place at the same time. After 3.5 hours, the distance between them is 38.5 kilometers. Party A walks 5 kilometers per hour, and how many kilometers does Party B walk per hour?
7. Five footballs are 62.5 yuan more expensive than five volleyballs. It is known that each volleyball costs 52.5 yuan. How much is each football?
8. A batch of coal can burn 3.6 tons every day for 30 days. If it burns 2.4 tons a day, how many days can it burn?
9. A football is 46.8 yuan, which is three times cheaper than a volleyball. 1.2 yuan, what is the price of a volleyball?
10. There are 270 apple trees in the orchard, which is three times less than that of pear trees. How many pear trees are there?
1 1, Aunt Wang bought 1 1 thermos, paid 200 yuan and found 35 yuan. How much is each thermos?
12, the circumference of a rectangle is 35 meters, the length is 12.5 meters, and how many meters is its width?
13, Wang Jun in Li Minghe has 54 stamps, and the number of stamps in Wang Jun is twice that of Li Ming and twice that of Wang Jun in Li Minghe.
How many stamps are there per stamp?
14, two bags of rice * * * weight 104 kg, the weight of bag a is three times that of bag b, how many kilograms are two bags of flour?
15. It costs 8860 yuan to buy a computer and a color TV. As we all know, the price of computer is the price of color TV.
How much is a computer and a color TV?
16, students planted trees, 560 trees were planted in grade 5 and 6, and the number of trees planted in grade 6 was 1.5 of grade 5.
How many trees are planted in each grade?
17, two bags of flour * * * 88kg, the weight of bag A is three times that of bag B, how many kilograms are there in each bag?
18, two bags of flour, A is 34 kilograms heavier than B, A is three times as heavy as B, how much is each bag?
19. The young pioneers in the orchard picked 18 baskets of apples in the morning, which was less than that in the afternoon 100 kg.
I picked 22 baskets. How many catties does each basket of apples weigh on average?
20. In June this year, 5438+ 10, Li Ming's household electricity was 13 1 kwh, Wang Qiang's household electricity was 120 kwh, and Wang Qiang's family paid 5.5 less for electricity.
Yuan. What is the average kWh?
2 1, there were some people on the bus, 25 people got on, then 8 people got off, and then there were 34 left.
People. How many people are there on the bus?
Uncle Wang is going to enclose a rectangular chicken farm with a 400-meter-long fence, if the length is very wide.
Three times. How long and wide is this chicken farm?
23. Uncle Wang is going to enclose a rectangular chicken farm with a 400-meter-long fence, if the length is much greater than the width.
80 meters. What is the length and width of this chicken farm?
24. A total of 360 trees were planted in the third and fourth grades, of which the number planted in the fourth grade was more than twice that in the third grade.
Thirty trees. How many trees are planted in the third grade?
The number of monkeys in the zoo is six times that of pandas, and there are 30 more monkeys than pandas, monkeys and bears.
How many cats are there?
The price of a pen is four times that of a ballpoint pen. Miss Li bought a pen and five beads.
Pen, a * * * used 12.6 yuan. What is the unit price of pens and ballpoint pens?
27. The "Oriental Pearl" TV Tower in Shanghai is 468 meters high, which is 3 meters more than 3 1 times that of an ordinary house.
What is the height of this ordinary residential building?
28. My father is 3.7 times older than Xiaoming, and Xiaoming is 27 years younger than my father. How old are Dad and Xiaoming?
29. Xiaoming buys five diaries 1 more story books. 5.8 yuan knows the price of a story book.
It's exactly three times the price of a diary. How much is a diary?
30. The circumference of a rectangle is19.4m, and its length is twice its width, less than 0.8m.. The length of this rectangle,
How many meters wide is it?
3 1. The distance between the two places is 660 kilometers. Car A travels 32 kilometers per hour and car B travels 34 kilometers per hour.
The car starts from two places at the same time and travels in opposite directions. How many hours did they meet?
32. Xiaodong and Xiaoying walk away at the same time. Xiaodong walks 50 meters per minute and Xiaoying walks 45 meters per minute.
M, how many minutes later, the distance between them is 285 meters?
33. Two trains leave from A and B at the same time. The local train is 60 kilometers per hour, and the express train is small.
Time travel is 80 kilometers, and the distance between the two cities is 770 kilometers. After a few hours, the distance between the two cars is 2 10 kilometers.
34. The distance between Party A and Party B is 480 kilometers, and buses and trucks start from both parties at the same time.
Driving in the opposite direction, the bus speed is 70 kilometers per hour and the truck speed is 50 kilometers per hour. When they met, the two cars each
How many kilometers have you traveled?
A car and a motorcycle are driving in opposite directions from A and B, respectively. The distance between the two places is 500 kilometers. The motorcycle leaves at 8: 00 a.m. at a speed of 40 kilometers per hour. The bus leaves at 10 in the morning, with a speed of 60 kilometers per hour. When can two cars meet?
36. An express train and a local train depart from two places 630 kilometers apart, and the whole journey takes 4.5 hours.
Yes, the express train is 78 kilometers per hour. How many kilometers per hour is the local train?
37. Two cars, A and B, are driving in opposite directions from the same place at the same time. After 4 hours, the distance between the two cars is 300.
Kilometers, it is known that car A travels 40 kilometers per hour, and how many kilometers does car B travel per hour?
38. The distance between the two places is 480 kilometers, and two trains, A and B, start from a certain place at the same time. Four hours later.
It is known that train A is 8 kilometers slower than train B every hour. What's the speed of these two trains?
How many kilometers?
39. The school bought 18 basketballs and 20 footballs, and * * * went out of 490 yuan, each basketball 14 yuan, each.
How much is football?
40. Mentoring and mentoring completed 465 parts in 15 days. Master makes 18 parts every day.
How many pieces have you finished more than The Apprentice?
4 1, with a distance of 400 meters. Two people start from two places at the same time and go in opposite directions. Five minutes later, they were 960 meters apart. A walks 50 meters per minute, and B walks how many meters per minute?
42. Two cars, A and B, leave from two places at the same time. Car A travels 50 kilometers per hour. Three hours later, it has passed the midpoint of 30 kilometers. At this time, the distance between car A and car B is still 6 kilometers. How many kilometers does bus B travel per hour?
43. Two construction teams, Party A and Party B, dig tunnels together. 15 days, * * * dug 2070 meters. A
Team B digs 65 meters every day. How many meters does Team B dig every day?
44. Two construction teams, Party A and Party B, dig tunnels together. It took 15 days, and team A was less than team B.
Digged 120 meters. Team A digs 65 meters every day. How many meters does Team B dig every day?
45. Two construction teams A and B dig tunnels together. Team A digs 65 meters every day, while Team B digs separately.
Digging 73 meters a day. How many days did Team A pave less than Team B120m?
46. The grain depot has 64 tons of rice, which should be transported to a certain place at one time, with 5 tons for each large truck and 5 tons for each small truck.
3 tons, there are 8 big trucks. How many pickup trucks do you need?
47. The distance between A and B is 420 kilometers. A car travels from place A to place B at a speed of 60 kilometers per hour.
After 240 kilometers, I met another car coming from B. If I was from B to A,
The car travels 40 kilometers per hour. Do you think these two cars leave at the same time?
48. Team A and Team B jointly built a 63.2-kilometer road. After 7 days of collective meditation, the rest was completed by team B at the original speed of 3.4 kilometers per day, and it took another 5 days. How many kilometers does Team A build every day?
49. There are 106 households with telephones in Huacun, which is twice as many as the original 13 households.
How many families have installed telephones?
50. Make a rectangle with a length of120cm. The length is 1.5 times the width. How wide is it?
Less centimeters?