Additional Algo 5-20 Multiple Flow Units

Travelers are screened in a process with a single resource. There are two types of travelers. The resources processing time for the first type is 1,000 seconds and demand for this type is 0.24 travelers per minute. The resources processing time for the second type is 1,400 seconds and demand for this type is 0.55 travelers per minute. There are 18 workers at this resource.

What is the implied utilization (%) of this resource?

Note: Round your answer to 1 decimal place.