http://web2.0calc.com/questions/all-questions-answered-to-this-point#r106589
These two have not been answered yet
They are not necessarily that hard but for the moment I am questioned out.
http://web2.0calc.com/questions/joelle-has-a-test-score-of-75-on-a-test-with-a-mean-of-62-to-get-into-sait-she-needs-to-be-in-the-top-20-of-those-who-took-the-test-wh Thanks Alan.
and
http://web2.0calc.com/questions/exponencial-f