If the job is to be completed in 12 days with 30 workers, what will be the working hours per day?

the answer is 8 hours per day.but how can you solve the problem? or:the answer is 8 hours per day.but how can you solve the problem?

the answer is 8 hours per day.
but how can you solve the problem?

or:the answer is 8 hours per day.but how can you solve the problem?

Tags:answer,