Bramble Paints manufactures artist's oil paints. Each 40ml tube of paint requires 5 minutes of direct labor, and the standard labor cate is $7.80 per direct labor hour. In September, Bramble incurred 11,490 direct labor hours at a cost of $90,244 to produce 140.000 tubes of paint. Calculate Bramble's direct labor rate variance for September. (Round intermediate colculations to 5 decimal ploces, es. 1.24638 and final answer to 0 decimal places, eg. 5,275.) Direct tabor rate variance