Original measure work: 1 man x 5 days x 8 hours per day = Total Work Content = 40 hours. Revised Work Schedule: = 40 Hours Work Answer: 10 hours per day x 4 days x 1 man. The Balancing Ratio on Time, an 20% uplift in daily labour input with 10 hours worked instead of 8 hours per day. = 20% reduction in Total Length of Time from 5 days to 4 days)