Need help in nested formula

Hi everyone!

Can somebody or anybody out there help me check my formula, if it's correct? But first how or does the forum allows to type directly the excel formula here? my attachment will be my excel formula.

Thanks

Welcome to the Forum, unfortunately:

This is a duplicate post and as such does not comply with Rule 5 of our forum rules. This thread will now be closed, you may continue in your other thread.

Thread Closed.

http://www.excelforum.com/excel-work...d-formula.html