Five observations from a work measurement study are shown below. Continuous timing was not used, but the times in minutes for eac determine the standard time for this operation.

Observation

Work Element $12345$ Performance Rating

Get casting $0\mathrm{.}230\mathrm{.}230\mathrm{.}230\mathrm{.}200\mathrm{.}271\mathrm{.}05$

Load in fixture $0\mathrm{.}270\mathrm{.}300\mathrm{.}250\mathrm{.}250\mathrm{.}271\mathrm{.}10$

Drill $1\mathrm{.}061\mathrm{.}081\mathrm{.}001\mathrm{.}061\mathrm{.}060\mathrm{.}80$

Unload $0\mathrm{.}240\mathrm{.}190\mathrm{.}280\mathrm{.}240\mathrm{.}220\mathrm{.}95$

Inspect $0\mathrm{.}270\mathrm{.}260\mathrm{.}250\mathrm{.}270\mathrm{.}220\mathrm{.}80$

Place in bin $0\mathrm{.}150\mathrm{.}140\mathrm{.}100\mathrm{.}130\mathrm{.}151\mathrm{.}05$

Round your answer to two decimal places.

minutes