this is intro managerial accounting

Question 1: (12 marks) Sanitex Inc. manufactures "Purox", a hand sanitizer liquid at its Kamloops production facilities. The standard cost of making a barrel of Purex follows: Direct materials: 12 liters of Super Clorox at $1.50 per liter $18 Direct labor: 4 hours of labor at $16 per hour 64 Variable overhead: applied at a rate of 10 per direct labor hour 40 Total standard variable cost per unit $122 During the month of March, 200 barrels of Purox were manufactured. Sanitex released the following production cost relating to the manufacturing of these 200 barrels: 3000 liters of Super Clorox were purchased at a total cost of $4,320. 2,280 liters of Super Clorox were used in production. 840 hours of direct labor were incurred at at total cost of $13,356. Note to students: Answer the question in the Excel worksheet template under the tab "Question 1" provided by your instructor. Required: Part 1: Calculate the direct material price and quantity variances. Part 2: Calculate the direct labor rate and efficiency variances