In a manufacturing company, the employees are required to conduct a fine assembly task to develops interconnects in standing position with an energy of 300 Kcal/hr in a normal time of 100 minutes under the conditions of 91 dBA , a room temperature of 25 °C and a relative humidity of 30%. Assume that during the performing their task, there is no mental strain, monotony and repetitiveness. Estimate the standard time for mentioned task.