1. Pupils use the Olympic sequence equation to solve application problems
1. The price of a table is more than three times that of a chair in 52 yuan. 1 yuan, how much is a chair? The sum of ages of A and B is 39 years old. It is known that A is three years older than B. What are the ages of A and B?
There are 8 bags of rice in the grain store, each bag is 25 kilograms. Later, some rice was brought in. Now there are 575 kilograms of rice in the grain depot. How many Jin of rice was brought in later?
Mom spent 7.3 yuan to buy 4 kilograms of apples and 3 kilograms of pears. How much are apples per kilogram 1. 15 yuan and pears per kilogram?
5. Two cars, A and B, leave from two places at the same time. A car travels 65 kilometers per hour. Five hours later, two cars met. When they met, the B car traveled 50 kilometers more than the A car. What's the speed of B car per hour?
2. Pupils use mathematical equations of Olympiad to solve application problems.
1. It takes 6 hours and 30 minutes for the plane to fly between two cities with downwind and 7 hours against wind. The known wind speed is 26 kilometers per hour. What is the distance between the two cities? 2. Party A and Party B start from AB at the same time. If they drive in the same direction, 13 minutes later, Party A will catch up with Party B ... If two people go in opposite directions, they will meet in 3 minutes. B is known to travel 25 kilometers per minute. How many meters is there between AB and B?
3. There are 42 large, medium and small trucks, each carrying 3 15 boxes. It is known that each large truck can carry 10 boxes at a time, each medium truck can carry 8 boxes at a time, and each small truck can carry 5 boxes at a time. How many big trucks are there?
Spiders have eight feet, dragonflies have six feet and two pairs of wings, and cicadas have six feet and a pair of wings. Now there are three kinds of bugs *** 16, * * * 18 legs, 14 pairs of wings. How many bugs are there per bug?
The school organized a New Year's party. There are 232 prize pencils, ballpoint pens and pens with a value of 100 yuan, of which the number of pencils is four times that of ballpoint pens. Known pencil each 0.2 yuan, ballpoint pen each 0.9 yuan, pen each 2. 1 yuan. How much are these three pens worth?
6, a two-digit number, the number of units is three times that of ten digits. If the number on the ten digits and the number on the one digit are reversed, then the two digits obtained are 54 larger than the original, and the original two digits are found.
3. Pupils use mathematical equations of Olympiad to solve application problems.
There are 1 stamps 10 and 20 *** 18 stamps with a total face value of 2.80 yuan. /kloc-How many stamps are there at 0/0 and 20 respectively? 2. Mother rabbit picks mushrooms. She can pick 16 mushrooms every day in sunny days, and only 1 1 mushrooms every day in rainy days. She picks 195 mushrooms every day, averaging 13 mushrooms every day. How many days has it rained these days? How many sunny days?
3. There are 52 people doing manual work in Class One, Grade Five, three boys and two girls. As we all know, boys do 36 more than girls. How many boys and girls are there in Class One, Grade Five?
The school organized a summer vacation tour. A * * used 10 cars, each bus took 100 people, each bus took 60 people, and the bus took 520 more people than the bus. How many buses are there?
4. Pupils use mathematical equations of Olympiad to solve application problems.
1. Several masters in the workshop plan to cooperate with a batch of parts. If everyone earns 25 pounds, it will be 25 pounds less than planned. If everyone does 30, they will just finish the plan. How many workers are there in the workshop? How many parts do I plan to make? I plan to finish reading a book in a few days during the holiday. If I read 10 every day, there will be 14 pages left. If I read 12 page every day, I have just finished reading it. How many days does Xiao Qiao intend to finish reading this book? How many pages are there in this book?
3. The combined age of Party A and Party B is 29 years old. It is known that Party A is three years younger than Party B. How old are Party A and Party B?
Warehouse a has 3400 bales of grain, and warehouse b has 2700 bales. How many packages are transferred from warehouse A to warehouse B, and the inventories of warehouses A and B are equal?
Two children, A and B, start from A and B at the same time and walk relatively, so they can meet in one minute. If they start from A and B and go in the same direction, A will catch up with B in 4 minutes. Know that A walks 80 meters per minute and B walks how many meters per minute?
5. Pupils use mathematical equations of Olympiad to solve application problems.
1. This year, my mother is three times as old as Mix. Mix is 24 years younger than my mother. How old is Mix this year? There are 43 comic books in Hexiao. Xiao Pang has five fewer comic books than Xiao Dingding. How many comic books do Xiao Pang and Xiao Dingding have?
3. Little Dingding bought two sets of books. The number of the two sets of books is the same, and the unit price is 6 yuan and 4.5 yuan respectively. * * * spent 52.5 yuan. How many books are there in each set?
4. A highway with a length of 14.4 kilometers was jointly built by two engineering teams. The distance completed by Team A is 2.2 times that of Team B. How many kilometers have the two engineering teams completed respectively?
There is a rectangular rice field. The area of this paddy field is 480 square meters and the length is 40 meters. What is the width of this rectangular rice field?
6. The Film Academy will arrange two consecutive screenings on Tuesday afternoon, with a screening time of 200 minutes. The screening time of the first movie is 1.5 times that of the second movie. How many minutes did these two films show?
7. The price of a pen is more expensive than that of a ballpoint pen, 7 yuan, which is three times the price of a ballpoint pen. How much are pens and ballpoint pens?
8. Cut the paper tape with the length of 1 m into two sections, and the length difference between the two sections is18cm. How long are these two pieces of paper?
9. The total length of Shanghai-Nanjing Expressway is about 270 kilometers. A car and a jeep set off from two places at the same time, face to face. Average speed of cars 1 15km, average speed of jeeps 10 1km. Two cars met on the road a few hours later.
10. On the expressway, a truck is driving at a speed of 35km/h, and a car is catching up at a speed of 50km/h at a distance of 9km from the truck. A few hours later, the car overtook the truck on the road.