Crystal Charm Company makes handcrafted silver charms that attach to jewelry such as a necklace or bracelet. Each charm is adorned with two crystals of various colors. Standard costs follow: Standard Quantity Standard Price (Rate) Standard Unit Cost Silver 0.25 ounce $ 29.00 per ounce $ 7.25 Crystals 4.00 $ 0.40 crystal 1.60 Direct labor 2.00 hours $ 18.00 per hours 36.00 During the month of January, Crystal Charm made 1,600 charms. The company used 375 ounces of silver (total cost of $11,250) and 6,450 crystals (total cost of $2,451.00), and paid for 3,350 actual direct labor hours (cost of $58,625.00). Required: Calculate Crystal Charms direct materials variances for silver and crystals for the month of January. Calculate Crystal Charms direct labor variances for the month of January.