1.  The value of sales of finished goods in 1999 was approximately what percent of the sum of amount invested in Raw materials in the years 1997, 1998 and 1999?

A. 33%
B. 37%
C. 45%
D. 49%
E. 53%

Answer: Option D

Explanation:

Required percentage

=[600x 100]%
(375 + 330 + 525)

= 48.78%

~= 49%.