Practice tests

   Practice test 1 A        Solution
    Practice test 1 B        Solution    Correction to the Solution
    Practice test 1 C        Solution
 
    Practice test 2 A        Solution
    Practice test 2 B        Solution
    Practice test 2 C

    Practice test 3A         Solution
    Practice test 3B         Solution

    Practice Final A        Solution
    Practice Final B  
    Practice Final C