Answer :
70$ per Jean. 70$ • 140 Jeans = 9800$
All other prices bring smaller profits:
75•130= 9750$
65•150= 9750$
80•120= 9600$
Etc.
All other prices bring smaller profits:
75•130= 9750$
65•150= 9750$
80•120= 9600$
Etc.