Unless otherwise stated: a) Select the page that you think is appropriate. b) Click on the value (preceded by an arrow) that you want to calculate. c) Based on the data you have, select the appropriate formula. d) Enter your values e) Click on the arrow. If your data is consistent, you will have the value searched.
armanddimarco150 [insert an @ here] gmail.com
The subject matter is addressed without any guarantee to those who use elementary formulas.
It would be nice to signal errors occuring in the formulas or their calculations. If you want me to incorporate other formulas, please give me a hint!