Additional Algo $5-4$ Bottleneck with Multiple Flows

At a printing shop, services offered include photocopy, envelopes and forms. The photocopy process has a demand of $20$ customers per hour. The envelopes process has demand of $6$ customers per hour. The forms process has a demand of $14$ customers per hour. There are $4$ employees staffing the photocopy process and each has a capacity of $9$ customers per hour. The envelopes process is staffed by $4$ employees, who can each serve $6$ customers per hour. The forms is performed by $4$ employees, each of whom can serve $6$ customers per hour.

Instruction: Round your answer to the nearest integer percentage.

What is the implied utilization of the bottleneck resource?

$\%$