Tierman Incorporated makes a single product--a cooling coil used in commercial refrigerators. The company has a standard cost system in which it applies overhead to this product based on the standard machine-hours allowed for the actual output of the period. Data concerning the most recent year appear below:

Budgeted fixed manufacturing overhead	$ 221,700
Budgeted production (a)	15,000	units
Standard hours per unit (b)	2.00	machine-hours
Budgeted hours (a) (b)	30,000	machine-hours
Actual production (a)	17,000	units
Standard hours per unit (b)	2.00	machine-hours
Standard hours allowed for the actual production (a) (b)	34,000	machine-hours
Actual fixed manufacturing overhead	$ 207,700

The fixed overhead budget variance is:

How can I get std.rate $7.39?