I would kindly seek your help with the following question:

Horton Company manufactures paint pens. The following unitary standards have been set by the production staff and the controller: Iuanti 0.4 Liters Price, $4.5 per Liter Price, $6 per hour Actual costs incurred in the production of 10,000 paint pens were as follows: $13 500 for 4 500 Liters $14,400 for 1,800 hours Required: 1- Using the variance formulas to compute the direct-material and labor variances. Indicate whether each variance is favorable or unfavorable. 2- Mention at least 3 reasons why each of these variances may have occurred