performs oil changes. The standard wage rate for oil change technicians is $$23$ per hour. By analyzing its past records of time spent on oil$$changes$,$ the company has developed a standard of $24$ minutes$($or $0\mathrm{.}40$hours$)$ per oil change. In$$July$,1,400$ oil changes were performed at Musket$$Oil$.$ Oil change technicians worked a total of $280$ direct labor hours at an average rate of $$25$ per hour.Read the requirements$1.$Calculate the direct labor rate variance$\mathrm{.}2.$Calculate the direct labor efficiency variance.pop$-$up content endsPrintDonePart $1$Requirement $1.$ Calculate the direct labor rate variance. Determine the formula for the rate$$variance$,$ then compute the rate variance for the direct labor.$($Enter the result as a positive number. Label the variance as favorable$($F$)$ or unfavorable$($U$).$ Enter the currency amount in the formula to the nearest$$cent$,$ then round the final variance amount to the nearest whole dollar. Abbreviations$$used: DL$=$ Direct$$labor$.)\backslash$times $(-$