Q:

In a company, it takes 4 employees 4 days to complete a task. It would take 2 employees 8 days to complete the same task.

Accepted Solution

A:
(1) In one day eight workers do 1/121/12-th of the total work, so each workers does1128=196- th of the work each day1128=196- th of the work each day(2) Four workers thus do4196=124−- th of the work each day4196=124−- th of the work each dayso how many days do they need to finish the work?The above is the general setting for these problems. In the present case there is, of course, a much simpler approach: 44 workers will finish the work in twice the time as 88 workers...