Additional Algo 5-4 Bottleneck with Multiple Flows

At a dental office, services offered include cleaning, x-ray and examination. The cleaning process has a demand of 30 patients per day. The x-ray process has demand of 20 patients per day. The examination process has a demand of 17 patients per day. There are 3 employees staffing the cleaning process and each has a capacity of 14 patients per day. The x-ray process is staffed by 2 employees, who can each serve 12 patients per day. The examination is performed by 3 employees, each of whom can serve 8 patients per day.

Instruction: Round your answer to the nearest integer percentage.
What is the implied utilization of the bottleneck resource?		%