$6).$ If the management decides to boost the output, which of the followings is$($are$)$ a correct procedure$($s$)?$

Answers:

i$.$ add another welding station

ii$.$ Change the welding from $3\mathrm{.}09$ units per hour to $1\mathrm{.}57$ units per hour;

iii. reduce quality control station' from $3\mathrm{.}11$ to $3\mathrm{.}09$ units$/$hour

iv$.$ Change Sawing from $7\mathrm{.}1$ to $5\mathrm{.}6$ units$/$hour

v$.$ Reduce Assembly stations from two to one

Answer: $($select one from B$38$:B$42)2\%$

a$)$ i$,$ iii and v

b$)$ ii only

c$)$ I only

d$)$ I and iii

e$)$ iii only