Question 815605
200 workers can produce 60 cars in 2 hrs
1/5 as many workers produce 1/5 as many cars in 2 hrs
------------
So, 40 workers produce 12 cars in 2 hrs
------------
6 times as many workers produce 12 cars in 1/6 the time
------------
So, 240 workers produce 12 cars in 1/3 of an hour
------------
The same number of workers produce 9 times as
many cars in 9 times that time
------------
So, 240 workers produce 108 cars in 3 hours