i will complete my work
It's grammatically correct but slightly peculiar. It would be more normal to say something like "I am completing the work now" or "I will complete the work now" rather than "I complete the work now".
A work in progress is a piece of work which has been commenced but is not yet complete.
was the work completed by them
work hard!
No. Complete scam.
Here are 3 examples:Complete your work first, then you can play.I need to complete my report, or I'll get a bad grade.She needs to complete her classes, so she can start work.
It didn't work - Dieppe Raid was a complete disaster.
Do you work? is a complete sentence; it is not a sentence fragment.
If the work that is required is the same amount, then the work to people ratio is 5:20. To get to 1 hour, you need to divide the amount of time by 5. Since you are going to need more people to complete the work, you then multiply the number of people by 5, and 20*5=100. Therefore, you need 100 people to complete the work in 1 hour.
To see if they got the right answers and change it before the work is complete so that they don't end up with the wrong answer.
1 man would take 80 days to complete the work, so 1 man in 1 day would complete 1/80 of the work. 1 child would take 160 days to complete the work, so 1 child in one day would complete 1/160 of the work. In 1 day, 5 men and 10 children could do 5/80 + 10/160 = 1/16 +1/16 = 1/8 of the work. It would take them 8 days to do the job.