The following data relate to direct labor costs for the current period:

Line Item Description Value

Standard costs $7,000$ hours at $$11\mathrm{.}90$

Actual costs $6,300$ hours at $$10\mathrm{.}70$

The direct labor time variance is

a$.$ $$8,330$ unfavorable

b$.$ $$7,490$ favorable

c$.$ $$7,490$ unfavorable

d$.$ $$8,330$ favorable