The direct materials and direct labour standards for one bottle of Clean-All spray cleaner are given below: Standard Quantity Standard Price Standard or Hours or Rate Cost Direct materials $1.20 $0.20 per mL $15.00 per hour Direct labour 6.0 mL 0.2 hours Click to add text $3.00 During the most recent month, the following activity was recorded: a. 20,000 millilitres of material was purchased at a cost of $0.25 per millilitre. b. All of the material was used to produce 3,000 bottles of Clean-All. c. 625 hours of direct labour time was recorded at a total labour cost of $10,000. Required: 1. Compute the direct materials price and quantity variances for the month. 2. Compute the direct labour rate and efficiency variances for the month