The figure above demonstrates a production process layout with eight machines. A$-$B and C$-$D manufacture the same products but at different rates. Also, F and G do the same process but at different rates. The table below shows their hourly productivity.

A

B

C

D

E

F

G

H

$25$

units$/$hr

$30$

units$/$hr

$20$

units$/$hr

$30$

units$/$hr

$40$

units$/$hr

$30$

units$/$hr

$20$

units$/$hr

$50$

units$/$hr

How many units can this system produce in $10$ hours if the productivity of machine B is increased to $31$ units$/$hr$?$

Multiple Choice

$400$

$500$

$450$

$310$The figure above demonstrates a production process layout with eight machines. A$-$B and C$-$D manufacture the same products but at different rates. Also, F and G do the same process but at different rates. The table below shows their hourly productivity.

A

B

C

D

E

F

G

H

$25$

units$/$hr

$30$

units$/$hr

$20$

units$/$hr

$30$

units$/$hr

$40$

units$/$hr

$30$

units$/$hr

$20$

units$/$hr

$50$

units$/$hr

How many units can this system produce in $10$ hours if the productivity of machine B is increased to $31$ units$/$hr$?$

Multiple Choice

$400$

$500$

$450$

$310$The figure above demonstrates a production process layout with eight machines. A$-$B and C$-$D manufacture the same products but at different rates. Also, F and G do the same process but at different rates. The table below shows their hourly productivity.

A

B

C

D

E

F

G

H

$25$

units$/$hr

$30$

units$/$hr

$20$

units$/$hr

$30$

units$/$hr

$40$

units$/$hr

$30$

units$/$hr

$20$

units$/$hr

$50$

units$/$hr

How many units can this system produce in $10$ hours if the productivity of machine B is increased to $31$ units$/$hr$?$

Multiple Choice

$400$

$500$

$450$

$310$