Nine observations from a work measurement study using continuous timing are shown below. Allowances are determined as: personal, $7$ percent; fatigue, $5$ percent; delay, $6$ percent. Use the Work Measurement Excel template to determine the standard time for this operation.

Work Observation

Element $123456789$ Performance Rating

A $0\mathrm{.}090\mathrm{.}140\mathrm{.}070\mathrm{.}050\mathrm{.}100\mathrm{.}090\mathrm{.}150\mathrm{.}140\mathrm{.}15105\%$

B $0\mathrm{.}240\mathrm{.}210\mathrm{.}230\mathrm{.}220\mathrm{.}260\mathrm{.}240\mathrm{.}260\mathrm{.}260\mathrm{.}2690\%$

C $0\mathrm{.}460\mathrm{.}480\mathrm{.}460\mathrm{.}430\mathrm{.}480\mathrm{.}480\mathrm{.}480\mathrm{.}460\mathrm{.}5195\%$

D $0\mathrm{.}630\mathrm{.}660\mathrm{.}620\mathrm{.}620\mathrm{.}700\mathrm{.}670\mathrm{.}670\mathrm{.}660\mathrm{.}71110\%$

E $0\mathrm{.}700\mathrm{.}760\mathrm{.}750\mathrm{.}680\mathrm{.}800\mathrm{.}800\mathrm{.}790\mathrm{.}780\mathrm{.}84110\%$

F $1\mathrm{.}021\mathrm{.}050\mathrm{.}981\mathrm{.}001\mathrm{.}101\mathrm{.}091\mathrm{.}051\mathrm{.}091\mathrm{.}1095\%$

Round your answer to two decimal places.

minutes