For a manual operation observed time data are given below: Recorded time : 15 minute Rating of the worker : 80% Personal allowance : 0.6 minute Basic fatigue allowance : 0.8 minute Contingency work allowance : 12 minute Unavoidable delay allowance : 11 minute What is the standard time for the operation?

For a manual operation observed time data are given below: Recorded ti

1.	For a manual operation observed time data are given below: Recorded time : 15 minute Rating of the worker : 80% Personal allowance : 0.6 minute Basic fatigue allowance : 0.8 minute Contingency work allowance : 12 minute Unavoidable delay allowance : 11 minute What is the standard time for the operation?
A.	16.4 minute
B.	175 minute
C.	185 minute
D.	none of the above
Answer» E.

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