QUESTION $8$

$1$ points

Machine comparison Two machines are compared for cost effectiveness at MARR of $6\%$

$\backslash$table$[[,$Machine A$,$Machine B$],[$Initial cost$,8000,21000],[$Annual operating cost,$300,175],[$Salvage value,$2500,1500],[$Life $-$ years,$2,4]]$

Find present worth of Machine B

$14,908$

$20,418$

$27,897$

$31,908$