Basics of Engineering Economy 2nd Edition by Anthony Tarquin,Leland Blank

Exercise 16

Omega electropneumatic general-purpose pressure transducers convert supply pressure to regulated output pressure in direct proportion to an electrical input signal. If the cost of a certain model was $328 in 2011 when the M S equipment index was at 1490.2, what was the cost in 2002 when the M S index value was 1104.2 Assume the cost changed in proportion to the index.