Please post the complete question.
Alternatively, you might find the answer you're looking for in one of the thread links given in the thread http://www.mathhelpforum.com/math-he...uantities.html
Please post the complete question.
Alternatively, you might find the answer you're looking for in one of the thread links given in the thread http://www.mathhelpforum.com/math-he...uantities.html