Question

A mixing drum at a construction company mixes the highest quality concrete on the east coast. This mixing drum is available 18 hours a day. It produces about 10 pounds of concrete a day. As this construction company makes several kinds of concrete a day, they have to stop the machine and change over to a new type of concrete a few times a day.

Each pound of concrete takes about 60 minutes to produce. Within this 60 minutes, 50 minutes are actual production and 10 minutes are allocated to set up the machine.

Find the Overall Equipment Effectiveness of this mixing drum (round to the 2nd decimal place). Round to the nearest %

Answer 1