During the most recent month, the following activity was recorded:

a$.$ Thirteen thousand six hundred pounds of material were purchased at a cost of $$2\mathrm{.}90$ per pound.

b$.$ The company produced only $1,360$ units, using $12,240$ pounds of material. $($The rest of the material purchased remained in raw

materials inventory.$)$

c$.644$ hours of direct labor time were recorded at a total labor cost of $$7,728.$

Required:

Compute the materials price and quantity variances for the month. $($Indicate the effect of each variance by selecting $"$F$"$ for

favorable, $"$U$"$ for unfavorable, and "None" for no effect $($i$.$e$.,$ zero variance$).$ Input all amounts as positive values.$)$

Answer is complete but not entirely correct.