Pharaoh Nail Salon Limited is trying to determine the standard labour cost of a manicure. The following data has been collected after analyzing one month's work: actual time spent on a manicure $1$ hour; hourly wage rate $$12$; payroll taxes $10\%$ of wage rate; set$-$up and downtime $6\%$ of actual labour time; cleanup and rest periods $18\%$ of actual labour time.

$($c$)$

If a manicure took $1$ hour at the standard hourly rate, what is the direct labour quantity variance on that one manicure? $($Round

calculations and final answer to $2$ decimal places, e$.$g$.15\mathrm{.}25.)$