. How many units will be produced in April and May 1 day?
2.
Build a canal 800 meters long.
How many meters are left?
3. Grade six students actively participate in interest group activities, and there are 30 students in the language group, accounting for the total number of grade six students.
. The proportion of students participating in the math group to the total number of sixth-grade students
How many people are there in the math group?
4. Plant peach, pear and apple trees in the orchard.
360 trees, including peach trees
The ratio of pear trees to apple trees is 5.
:3。 How many trees are there in each of the three trees?
5. Three barrels of oil, A, B and C, 6.6 kg for A and 5.8 kg for B. The weight difference between the two barrels of oil is equivalent to that of C.
How many kilograms does barrel C oil weigh?
6.
The ratio of Xiao Wei and Xiaoying's donation to Project Hope is 2.
:5。 Xiaoying donated 35 yuan. How much did Xiao Wei donate?
7.
Compared with last year, the TV factory plans to increase its output this year.
30%。 The TV set was produced last year.
1.5 million units, how many million units are planned to increase production this year?
8.
A village wants to dig a canal with a length of 2700 meters, and it has already dug 1050 meters. How many meters will it take to finish digging this canal?
9.
Young Pioneers in a school collected 85 tree species in the fourth grade.
Kg, the fifth grade is more than the fourth grade 10.
Kg, the sixth grade is the fifth grade.
. How many kilograms of tree species were collected in the sixth grade?
10.
The warehouse shipped 240 tons of rice, and the soybeans shipped were tons of rice.
The tonnage of soybeans is flour.
. How many tons of flour were delivered?
1 1.
Press a batch of goods by 5
：
Give 3 points to team A and team B, and team A has completed the task.
The rest was shipped to team B, and team B shipped 48.
Tons. How many tons are there in this shipment?
12.75 mu of land, 24 mu in the morning and 26 mu in the afternoon. How much of this land has been reclaimed? How much is left?
13. Wang deposited 500 yuan in the bank for one year, and the principal and interest will be 536 yuan at maturity. What is the annual interest rate？
14. The speed of the train is 60 kilometers per hour, and the speed of the car is the speed of the train.
. How many kilometers is the car slower than the train per hour? How many kilometers does this car travel per hour?
15. Uncle Zhang deposited 2000 yuan in the bank, with a fixed term of one year and an annual interest rate of 8.64%. How much principal and interest can he receive at maturity?
16. The cost of a product produced by a factory is 37.4 yuan, which is lower than the original 15%. What is the original price of each piece?
17. Xiao Li produced 240 machine parts, 20% less than planned. How many parts does Xiao Li have to make to exceed 25%?
18. Xiao Ming read a book. On the first day, he read 20% of the whole book, the next day he read 25%, and on the third day he read 12 pages, which is just half of the whole book. How many pages are there in this book?
19. Xinhua Bookstore sold a batch of children's books. After 80% of them were sold, 745 books were shipped back, so there are 25 more books in existence than sold. How many children's books are there?
20. To produce 240 parts, 25% will be completed within 5 hours. At this rate, how many hours will it take to produce the rest?
Judge.
1. The flour yield of a wheat is 103%. (
)
2. The attendance rate of employees in a factory in March 1 day was 96%, and the absenteeism rate was 14%. (
)
3. Among the students in Class Five (1), 47% are boys and 5 1% are girls. (
)
There are 8 boys in one class, 10 girls, and the male-female ratio is 0.8. (
)
5. Party A and Party B walk on the same road at the same time. Party A walks for 20 minutes and Party B walks for 30 minutes. The speed ratio of Party A and Party B is 2: 3. (
)
6. On the map with the scale of 8∶ 1, the line segment of 2 cm represents the actual length of the part of 16 cm. (
)
7. The perimeter ratio of two circles is 2∶3, and the area ratio is 4∶9. (
)
8. The perimeter ratio of two circles is 1: 3 and 1: 9. (
)