# 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?

a =  10 h
b =  15 h

### Step-by-step explanation:

Our quadratic equation calculator calculates it.

Did you find an error or inaccuracy? Feel free to write us. Thank you!

Tips to related online calculators
Looking for help with calculating roots of a quadratic equation?
Do you have a system of equations and looking for calculator system of linear equations?
Do you want to convert time units like minutes to seconds?

## Related math problems and questions:

• Work
The first worker would need less than 4 hours to complete the task than the other worker. In fact, both workers worked for two hours together, then the first worker did the remaining work himself. In what proportion should the remuneration of the workers
• Two workers
Two workers work together and perform the job in 12 hours. If one has done half the work and then the second worker next half of the work it will take 25 hours. How long would it take job them separately?
• Two workers
The first worker completed the task by himself in 9 hours, the second in 15 hours. After two hours of joint work left first worker to a doctor and the second finished the job himself. How many hours worked second worker himself?
• Workers 2
Worker dug the trench for 7 hours, another worker for 10 hours. They recruited to work even one worker more. Digging should be done for 2 hours. For how long would dig third worker alone?
• Workers
Two workers A and B, will be done work together for 15 days. They worked together for 13.5 days. Then A worker became ill, and worker B finish the job alone for 7.5 days. If every worker was working alone, how many days took whole work for worker A and B?
• Two workers
Two workers should fulfill certain task together for 5 days. If the first worker increased their performance twice and second twice fell, it took them just four days. For how many days would handle the entire task first worker himself?
• Two workers
The first worker would himself completed the work in 8 hours, the other in 6 hours. After two hours of joint work, the worker left the first worker to a doctor, and others completed the work himself. How many hours worked the other worker himself?
• Two workers
Two workers together execute some work in 10 days. The first worker would have done himself in 20 days. How many days would have done himself a second worker?
• 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?
• Two workers
One worker needs 40 hours to do a job, and the second would do it in 30 hours. They worked together for several hours, then the second was recalled, and the first completed the job itself in 5 hours. How many hours did they work together, and how much did
• Work together
Michal and Dorota would do the work together in 2.25 hours. If Dorota had to do it herself, it would have taken her 6 hours longer than Michal. Determine the time that Dorota would do the work herself and the time that Michal would do it himself.
• Two workers
Two workers will do certain work for 12 days. After 8 days of working, was one removed, and then the other finished the job alone in 10 days. For how many days would do this work alone for each worker?
• Workers
Four workers plan to work on the gym floor for six hours. After an hour of working together, one of the workers went to the doctor. How long will it take the remaining three workers to finish the job?
• Weighted harmonic average
Ten workers will do some work in 2 minutes, five workers in 10 minutes and three workers in 6 minutes. How many minutes per average worker per worker?
• Three workers
The company rewarded three workers CZK 9200, and the money was divided by the work they have done. The first worker to get twice than the second, the second three times more than the third. How much money did each worker receive?
• Four workers
Four workers lay on the gym floor in six hours. After an hour of working together, one of the workers went to the doctor. How long will it take for the remaining three workers to complete their work?
• Parquet floor
Three workers laid parquet floor for 2.301 hour. The first one would do this work alone 7 hours, the second in 6 hours. For how many hours would fulfill this work the third worker, if he worked alone?