Affordable Electronics Inc. manufactures medium$-$quality, reasonably priced wireless speakers for home use. The company uses

standards to control its costs. The labour standards that have been set for one speaker are as follows:

During July, $3,150$ hours of direct labour time were recorded to make $15,000$ units. The direct labour cost totalled $$48,195$ for the

month.

Requirect:

$1-$a$.$ What direct labour cost should have been Incurred to make the $15,000$ speakers? $($Do not round Intermedlate calculatlons.$)$

Direct labour cost

$1-$b$.$ By how much does direct labour cost differ from the cost that was Incurred? $($Indicate the effect of varlance by selecting $"$F$"$ for

favourable, $"$U$"$ for unfavourable, and "None" for no effect $($l$.$e$.,$ zero varlance$).)$

Total variance

Break down the difference in cost from requirement $1-$b above Into a labour rate varlance and a labour efficlency varlance. $($Indlcate

the effect of each varlance by selecting $"$F$"$ for favourable, $"$U$"$ for unfavourable, and "None" for no effect $($l$.$e$.,$ zero varlance$).)$