Answer:
(a) Price variance : $ -4000-Favorable
(b) Quantity variance : $ 19000-Favorable
(c) Cost variance : $ -23000-Favorable
Explanation:
Ruby Company
Standard price $7.60 per yard
Standard Quantity for 1 unit = 5 yards
Standard Quantity allowed for 8,500 chairs = 5* 8,500= 42500 yards
Units Manufactured 8,500 chairs
Actual Quantity 40,000 yards
Actual Cost $7.50.
Formulae
1) Materials price variance = (Actual Price * Actual Quantity)- (Standard Price * Actual Quantity)
2) Material Quantity Variance= (Standard Price * Actual Quantity)-(Standard Price * Standard Quantity)
3) Cost Variance = (Actual Cost * actual Quantity )- ( Standard Cost * Standard Quantity)
Working
1) Materials price variance = (Actual Price * Actual Quantity)- (Standard Price * Actual Quantity)
Materials price variance =(7.50 * 40,000) - ( 7.6 * 40,000)= 4000 Favorable
2) Material Quantity Variance= (Standard Price * Actual Quantity)-(Standard Price * Standard Quantity)
Material Quantity Variance=( 7.6 * 40,000) - (7.6 * 42500) = 19000 Favorable
3) Direct Material Cost Variance= Actual Cost - Standard Costs
Direct Material Cost Variance= AP*AQ- SP*SQ= 7.5 * 40,000- 7.6 * 42500
Direct Material Cost Variance= 300,000- 323,000= 23000 Favorable