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For the week of June 6, Melvin Mince, the manager of Melvin's Hotel in northwestern Illinois, budgeted 600 hours for room attendants to clean rooms. This budget was based on a work standard of cleaning one room every 36 minutes. The rooms attendants actually worked 660 hours cleaning 1,050 rooms. The budgeted wage rate for room attendants is $3.40 per hour. The wages paid to room attendants totaled $2,178.00. Required: 1. What is the amount of the budget variance? 2. What is the amount of the volume variance? 3. What is the amount of the efficiency variance? 4. What is the amount of the rate variance