1.

a. Materials price variance = (AQ × AP) – (AQ × SP)

= $100,725 – (5,100 × $19.00) = $3,825 U

 

b. Materials quantity variance = SP(AQ – SQ*)

= $19.00(4,700 – 4,692) = $152 U

 

*SQ = Standard quantity per unit × Actual output

= 2.3 × 2,040 = 4,692

 

c. Journal entries to record the purchase and use of the raw material: