Answer:
standard rates:
Direct materials (6 pounds at $3.10 per pound) $18.60
SP = $3.10
SQ = 6 lbs
Direct labor (4 hours at $10.00 per hour) $40.00
SR = $10
SH = 4 hours
actual usage for 190 units:
Direct materials purchased and used (2,200 pounds) $7,260
AP = $3.30
AQ = 2,200 lbs
Direct labor (770 hours) $7,623
AR = $9.90
AH = 770 hours
Direct materials price variance = (AP – SP) x AQ = ($3.30 – $3.10) x 2,200 = $440 unfavorable
Direct materials quantity variance = SP x (AQ – SQ) = $3.10 x (2,200 – 1,140) = $3,286 unfavorable
Total direct materials variance = (AP x AQ) - (SP x SQ) = ($3.30 x 2,200) - ($3.10 x 1,140) = $3,726 unfavorable
Direct labor price variance = (AR – SR) x AH = ($9.90 – $10) x 770 = -$77 favorable
Direct labor quantity variance = SR x (AH – SH) = $10 x (770 – 760) = $100 unfavorable
Total direct labor variance = (AR x AH) - (SR x SH) = ($9.90 x 770) - ($10 x 760) = $23 unfavorable