Electromobility Service Centre operates a service and maintenance workshop for electric motors in Port Elizabeth. As the workshop manager, you have gathered the following data:

Design capacity of the workshop is $125$ electric motors.

Effective capacity of the workshop is $100$ electric motors.

Backlog in the system is $20$ electric motors.

Actual service rate is $83$ electric motors for the past month.

Expected capacity was $112$ electric motors.

Capacity in the system is $30$ electric motors.

Based on the data above, determine the capacity efficiency of the workshop.

A$.$ The capacity efficiency of the workshop is $74\mathrm{.}1\%$

The capacity efficiency of the workshop is $89\mathrm{.}6\%$

C$.$ The capacity efficiency of the workshop is $66\mathrm{.}7\%$

The capacity efficiency of the workshop is $83\mathrm{.}0\%$