5. Q plc uses standard costing. The details for April are as follows: 15,000 units Budgeted output Budgeted labor hours Budgeted labor cost 60,000 hours $540,000 Actual output 14,650 units Actual labor hours paid 61,500 hours Productive labor hours worked 56,000 hours $522,750 Actual labor cost Required: Calculate the labor rate, labor efficiency and idle time variances using the above information.