Congratualtions, but this test was easy.  Try the other tests now.

 

Second Test: Which way will the wind blow when it's Sunday?

Third Test: Take the anwser from the Second Test and apply it to the hidden message on June 5th.

Forth Test:The cypher is 363x/22y-z=a. Apply that to the pervious numbers.

 

It's hard yes, but you can do it.