The following information is for the standard and actual costs for the Happy Corporation.

Standard Costs:

Budgeted units of production - 16,000 (80% of capacity)

Standard labor hours per unit - 4

Standard labor rate $26 per hour

Standard material per unit - 8 lbs.

Standard material cost - $12 per lb.

Budgeted fixed overhead $ 640,000

Standard variable overhead rate - $ 15 per labor hour.

Fixed overhead rate is based on budgeted labor hours at 80% capacity.

Actual Cost:

Actual production - 16,500 units

Actual fixed overhead - 640,000

Actual variable overhead - $ 1,000,000

Actual labor - 65,000 hours, total labor costs $ 1,700,000

Actual material purchased and used - 130,000 lbs, total material cost $ 1,600,000

Actual variable overhead - $ 1,000,000

Determine: (a) the quantity variance, price variance, and total direct materials cost variance

(b) The time variance, rate variance, and total direct labor cost variance; (c) The volume variance, controllable variance, and total factory overhead cost variance