Last year Handorf-Zhu Inc. had $850 million of sales, and it had $425 million of fixed assets that were used at only 60% of capacity. What is the maximum sales growth rate the company could achieve before it had to increase its fixed assets?
a. 54.30%
b. 57.16%
c. 60.17%
d. 63.33%
e. 66.67%