Equation + work - practice problems - page 4 of 21
Number of problems found: 404
- Pears
Boris, Filip, and Martin harvested pears. It took Boris 30 minutes to harvest one full crate, 20 minutes for Filip, and 36 minutes for Martin. Calculate how long it would take them to pick up five full crates together. - Two companies
The two companies did work together for 100 days. The first company would do it in 150 days. How many days would the work take the second company? - Completed 60913
The daughter needs 12 hours to clean up after the painters. The mother could do the same cleaning in 8 hours. How long will it take to clean up after the painters if the mother starts work only after the daughter has completed 2 hours? - Five people
Five people can finish painting a wall in 4 hours if only two people are available. How many hours do they have to work to finish the same job?
- Three men
If three men can do a job in 8 days, how many men can do the same job in 6 days? - Himself 59743
Peter and Milan painted the garage door in five hours. Peter would paint the door himself in 10 hours. In how many hours would Milan paint the door himself? - One-quarter 58883
The workers dug one-quarter of the excavation on the first day, half the rest on the second day, and the remaining 15 m on the third day. How many meters did they dig on the first and second day? - 10 workers
Ten workers will perform the assigned work in 8 days. How long will it take to get the job done if six workers work for six days, and then another six join them? - Construction 55441
By improving the work process, constructing a family house saved CZK 111,600, which was 5% of the total budget. What was the original budget for a family house?
- Engineering 54971
Two engineering companies have the same production program. The first company would fulfill their orders in 20 days. The second company in 16 days. How long will the companies fulfill the order if the first company starts working 2 days earlier? - Employees 50743
Half of the factory employees work in the first shift, a third of employees work in the second shift, and 130 employees work in the third shift. How many employees does the factory have? - Your Mom
Your Mom can clean your entire house in 3 hours. However, your dad takes 5 hours to clean the house. How long will it take for them to clean the house if they work together? (Write the numerical answer round to the nearest thousandth) - Two workers
One worker makes a part 4 hours and the second 9 hours later than they would make the same part together. How long does it take for each worker to make the part himself? - Blueberries 48771
Mirka picks up a bucket of blueberries in two hours. Lojzo fills one-third of the bucket every hour. How long would it take to fill one bucket together to the brim?
- Part-timers
Six part-timers would take seven hours to pick strawberries. How long would this work take if two more temporary workers were added after three hours? - Meeting 46963
A single person would paint a fence in 6 hours with a roller. How long would it take him to paint the wall with a brush if you know that two people, one with a meeting and the other with a roller, were done in 5 hours? - Wreckage 46913
It takes Maťko 12 hours to clear the wreckage, and his friend Kubko only 8 hours. Kubko started cleaning the quarry only after Maťko had already been working on the quarry for two hours. When did Maťko and Kubek finish cleaning the quarry when Maťko start - Treatment 46571
They have 3 sprayers for the chemical treatment of the vines. The first would spray the vineyard in 12 hours, the second in 15 hours, and the third in 10 hours. How long would it take to spray the vineyard with all the sprayers combined? - Deadline
Five equally skilled masons built half the wall in 14 days. They must build the remaining part in 6 days to catch the planned deadline. How many more masons need to be allocated for construction?
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