Functions - math word problems - page 280 of 312
Number of problems found: 6231
- Painters
Fifteen painters painted the fence for 280 minutes. For how many minutes, paint half of this fence with 12 painters?
- Mukls
The six workers' working group would order jobs completed within 21 working days. How many workers must be added to complete a contract in 14 working days?
- The horses
A couple of horses consume 88 kg of oats for 14 days. How many oats were consumed by seven horses at the same consumption for six days?
- Wood
Peter chops wood. If they cut down a half hour a day, he would finish work in nine days. But Peter needs to finish work three days earlier. How many minutes should they cut down a day?
- Afternoon 1555
They paid 15 euros for an afternoon snack for 30 students. How many euros would the exact snack cost for 25 students?
- Cooks
Four cooks cleaned 5 kg of potatoes for 10 minutes. How many cooks would have to work cleaning 9 kg of potatoes for 12 minutes?
- Greenhouses
Two workers would complete the installation of greenhouses for 54 hours. For how many hours does the installation have nine workers?
- Painting school
Redecoration school had scheduled for four crew to 10 days. After two days, a single worker was ill. For how many days was the school painted when remain workers working with the same tempo?
- Five tractors
Five tractors plow the field in 4.8 hours. How long would it take to plow this field if, after 1.5 hours of work, two tractors went to a different field?
- Wood
Wood contains 12% water. One m³ of wood weighs 650 kg. How many liters of water does it contain?
- Uranium ore
Uranium ore contains 0.2% pure uranium, and pure uranium includes 0.07% fissile uranium. How many grams of fissile uranium has 2800 ton of uranium ore?
- Cargo
The weight of the cargo car is 761 kg. The car's weight is 23% of the total weight of the car+cargo. What is the weight of the cargo load?
- Percentage 1544
Almost 60% of the country's area is permanent crops. 30% of permanent crops are orchards. What percentage of the area of the state is occupied by fruit orchards?
- Container
On the first day, I removed 1/4 of the water from the full container, and on the second day, I removed 1/5 of the remaining water. Thus, how many percent remain container-filled?
- Influenza
For the first week of February, by influenza, 5% of children were in kindergarten. In the second week ill, nine next children, bringing the number of patients increased to 20%. How many children went to kindergarten?
- James
James paints a fence. If he painted every day, instead of 14 planks, he would do 16 one day earlier. How many planks have a fence altogether?
- Unknown number 10
The number first increased by 30%, then by 1/5. What percentage we've increased the original number?
- Potatoes 1537
Potatoes contain 65% starch. How many potatoes do we need to get 13 kg of starch?
- Barrel
The barrel is filled with water up to 57% of its capacity. When we add two buckets will be filled to 73% of their capacity. What is the volume of a barrel if the volume of the bucket is 12 liters?
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