Find labour variance from the following data: Standard: Members in the gang: 40 Men and 20 Women, Wage rate per hour: $0.90 for men and $0.80 for women, Output per gang hourly: 50 units, Gang - hours in a five day week: 40 Actual: Members in the gang: 32 Men and 28 Women, Wage rate per hour: $1.00 for man and $0.50 for women, Actual gang hours paid for: 40, Actual gang hours worked for: 39,Actual idle time: one gang hour, Actual output: 2400 units.