c

$.$

Three teams

$,$

and

$3$

work in the process depicted in the Figure below, where the numbers in each activity indicate processing times in minutes. There are three staff members in T

$1$

$,$

two in T

$2$

$,$

and five in T

$3$

$.$

Calculate the capacity utilisation of the process assuming that the actual throughput is

$4$

jobs

$/$

h

$.$

$($

$4$

$0$

marks

$)$