[ vuZs.net ] how to calculate net profit margin

plz any one tell me the formula of net profit margin and   which value of mark up i have to take for the calculation of interest  charges.

as

Earnings/Profit before interest and Tax = Profit before tax + Interest expense

Interest charges = Mark up/Interest expense

--

Best Regards:

Student Virtual

MBA 4th semester

(Finance) 

--
--
Please visit www.vuzs.net For Current & Old Papers, Quizzes, Assignments and study material.
--
You received this message because you are subscribed to the Google
Groups "vuZs" group.
--
To post a new message on this group, send email to vuZs@googlegroups.com
--
Message Posting Rules: http://vuzs.net/faq/4795-vuzs-google-groups-basic-rules-for-posting-messages.html
--
To unsubscribe from this group, send email to vuZs+unsubscribe@googlegroups.com
--
To join this group Send blank email from your virtual university email address to
vuZs+subscribe@googlegroups.com
or visit
http://groups.google.com/group/vuZs/subscribe
---
For more information Contact vuZs Manager at info@vuzs.net