Nine observations from a work measurement study using continuous timing are shown below. Allowances are determined as: personal, five percent; fatigue, six percent; delay, six percent. Use the Work Measurement Excel template to determine the standard time for this operation.

Work Observation

Element $123456789$ Performance Rating

A $0\mathrm{.}090\mathrm{.}120\mathrm{.}060\mathrm{.}050\mathrm{.}100\mathrm{.}090\mathrm{.}130\mathrm{.}120\mathrm{.}1390\%$

B $0\mathrm{.}230\mathrm{.}190\mathrm{.}230\mathrm{.}220\mathrm{.}240\mathrm{.}250\mathrm{.}280\mathrm{.}270\mathrm{.}2785\%$

C $0\mathrm{.}470\mathrm{.}510\mathrm{.}470\mathrm{.}460\mathrm{.}490\mathrm{.}490\mathrm{.}510\mathrm{.}470\mathrm{.}50105\%$

D $0\mathrm{.}620\mathrm{.}660\mathrm{.}650\mathrm{.}620\mathrm{.}690\mathrm{.}680\mathrm{.}680\mathrm{.}660\mathrm{.}72115\%$

E $0\mathrm{.}700\mathrm{.}750\mathrm{.}750\mathrm{.}690\mathrm{.}810\mathrm{.}820\mathrm{.}770\mathrm{.}800\mathrm{.}83115\%$

F $1\mathrm{.}021\mathrm{.}030\mathrm{.}981\mathrm{.}001\mathrm{.}101\mathrm{.}091\mathrm{.}031\mathrm{.}081\mathrm{.}11105\%$

Round your answer to two decimal places.

minutes