Answer and Explanation:
a. The Preparation of activity variances for March is presented below:-
Activity variances for March
Particulars Planning Budget Flexible Budget Activity Variances
Machine
hours 16,000 14,000
Utilities $18,640 $18,360 $280 F av.
For Planning budget
($16,400 + ($0.14 × 16,000)) ($16,400 + ($0.14 × 14,000))
Maintenance $64,600 $61,400 $3,200 Fav.
($39,000 + ($1.60 × 16,000)) ($39,000 + ($1.60 × 14,000))
Supplies $4,800 $4,200 $600 Fav.
($0.30 × 16,000) ($0.30 × 14,000)
Indirect labor $112,200 $110,000 $2,200 Fav.
($94,600 + ($1.10 × 16,000) ($94,600 + ($1.10 × 14,000))
Depreciation $68,500 $68,500 0
Total $284,740 $276,460 $8,280 Fav.
b. The Preparation of spending variances for March is presented below:-
Spending variances for March
Particulars Flexible Budget Actual Difference
Machine
Hours $14,000 $14,000
Utilities $18,360 $20,440 $2,080 Unfav.
($16,400 + ($0.14 × 14,000))
Maintenance $61,400 $58,400 $3,000 Fav.
($39,000 + ($1.60 × 14,000))
Supplies $4,200 $4,600 $400 U nfav.
($0.30 × 14,000)
Indirect labor $110,000 $113,100 $3,100 Unfav.
($94,600 + ($1.10 × 14,000)
Depreciation $68,500 $70,200 $1,700 Unfav.
Total $276,460 $280,740 $4,280 Unfav.
For reaching the total we added all the expenses in both spending variance and activity variance.