How many books are there in this library?
2, a line, the first day with 1/6, the second day with 1/3, the first day than the second day.
It's still 30 meters short. How long is this wire?
Car A traveled 84 kilometers from A to B, and the rest accounted for 3/7 of the total length.
How many meters away?
4, a wire, the first day with full length 1/6, the second day with full length 1/3, there are 30 meters left, a piece of iron.
How many meters is silk?
5. A car goes from A to B 1/8, and then it just takes 400 kilometers to get there.
How many kilometers is the ground?
6. A pile of coal, the first batch13, the second batch 120 tons, and the third batch14. This pile of coal has just been shipped out.
That's it. How many tons is this pile of coal?
7. Master Xiao Wang has finished processing a batch of parts, and 1/3 has been completed. After making 16, you can complete 2/5 of the total. This batch
How many parts are there?
8. Processing a batch of parts, 4/7 a.m. and 20 p.m., gap 1/7. This batch of parts is one.
* * * How much?
9. From Dongcheng to Xicheng, the whole journey is 3/8, and it is still 16 km from the midpoint of the whole journey. East and west are far apart.
Less than a kilometer?
10. A car traveled 28 kilometers from A to B ... 65438+ 0/3 of the whole journey just reached the midpoint.
How many kilometers is it between A and B?
1 1. There is a pile of coal in the school. On the first day, 4 tons were used, accounting for118 of the total. The total amount of 1/9 was used the next day.
How many tons are needed in two days?
12, Team A and Team B jointly built a highway, with Team A repairing 24 kilometers, accounting for 3/8 of the length of the highway, and Team B repairing the length.
5/ 16 of the length of the highway, how many kilometers has Team B built?
13. The car goes from A to B, uphill for 48km, accounting for the whole journey 1/4, and then downhill.
The uphill road accounts for 1/6 of the whole journey. How many kilometers is the downhill road?
14.A does 36 math problems a week, which is equal to 3/4 of B. The number of problems B does is equal to 8/7 of C.
How many questions did you do?
15, sports officials bought some balls and 20 footballs. Basketball is 3/4 of football and 3/5 of volleyball.
How many volleyball did you buy?
16, 4/9 of a pile of coal is 60 tons. If 4/5 of this pile of coal is removed, how many tons are left?
17, a section of steel bar used 9.6 meters, leaving 2/5 of the total length. How many meters does it take to leave 3/5 of the total length?
18. The school bought less red chalk than white chalk 160 boxes. The red chalk is white chalk 1/7. How many boxes of white chalk are there?