A time study of an assembly task yielded the following observations for a task for which theanalyst gave a performance rating of $1\mathrm{.}13$ using allowance of $20$ percent of task time, determinethe standard time for this task.ObservationTime, $($minutes$)11\mathrm{.}1221\mathrm{.}1231\mathrm{.}1641\mathrm{.}1251\mathrm{.}1561\mathrm{.}1871\mathrm{.}1481\mathrm{.}1491\mathrm{.}19$Total $10\mathrm{.}35$