A machine can operate for an average of 3 weeks before it ne

A machine can operate for an average of 3 weeks before it needs to be overhauled, a process which takes 5 days. The machine is operated 6 days a week. Compute the availability of this machine. Round answer to three decimal. Please show all work

Solution

Availability of machine = Operating time /Calender time

= 18 days/ 21 days

=86% is the availability of this machine.

Explanation:

Operating time =6 days *3 weeks = 18 days

Calender time = 7 days * 3 weeks = 21 days